3551211121410 has 80 divisors (see below), whose sum is σ = 9553405230072. Its totient is φ = 946534118400.

The previous prime is 3551211121391. The next prime is 3551211121429. The reversal of 3551211121410 is 141211121553.

3551211121410 is a `hidden beast` number, since 3 + 5 + 5 + 121 + 1 + 121 + 410 = 666.

3551211121410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3551211121391) and next prime (3551211121429).

It can be written as a sum of positive squares in 4 ways, for example, as 1846611927801 + 1704599193609 = 1358901^2 + 1305603^2 .

It is a super-2 number, since 2×3551211121410² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 632220 + ... + 2739000.

Almost surely, 2^{3551211121410} is an apocalyptic number.

3551211121410 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551211121410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4776702615036).

3551211121410 is an abundant number, since it is smaller than the sum of its proper divisors (6002194108662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3551211121410 is a wasteful number, since it uses less digits than its factorization.

3551211121410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108881 (or 2108872 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

Adding to 3551211121410 its reverse (141211121553), we get a palindrome (3692422242963).

It can be divided in two parts, 35512111 and 21410, that added together give a square (35533521 = 5961²).

The spelling of 3551211121410 in words is "three trillion, five hundred fifty-one billion, two hundred eleven million, one hundred twenty-one thousand, four hundred ten".