11212021202010 has 64 divisors (see below), whose sum is σ = 27328415012352. Its totient is φ = 2943312710976.

The previous prime is 11212021201987. The next prime is 11212021202023. The reversal of 11212021202010 is 1020212021211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1229937 + ... + 4892523.

It is an arithmetic number, because the mean of its divisors is an integer number (427006484568).

Almost surely, 2^{11212021202010} is an apocalyptic number.

11212021202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11212021202010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13664207506176).

11212021202010 is an abundant number, since it is smaller than the sum of its proper divisors (16116393810342).

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

11212021202010 is a wasteful number, since it uses less digits than its factorization.

11212021202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3664187.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11212021202010 its reverse (1020212021211), we get a palindrome (12232233223221).

The spelling of 11212021202010 in words is "eleven trillion, two hundred twelve billion, twenty-one million, two hundred two thousand, ten".