1121111210210 has 8 divisors (see below), whose sum is σ = 2018000178396. Its totient is φ = 448444484080.

The previous prime is 1121111210183. The next prime is 1121111210237. The reversal of 1121111210210 is 120121111211.

It is an interprime number because it is at equal distance from previous prime (1121111210183) and next prime (1121111210237).

It can be written as a sum of positive squares in 2 ways, for example, as 1110214146889 + 10897063321 = 1053667^2 + 104389^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1121111210210³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56055560501 + ... + 56055560520.

Almost surely, 2^{1121111210210} is an apocalyptic number.

1121111210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121111210210 is a deficient number, since it is larger than the sum of its proper divisors (896888968186).

1121111210210 is a wasteful number, since it uses less digits than its factorization.

1121111210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112111121028.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1121111210210 its reverse (120121111211), we get a palindrome (1241232321421).

The spelling of 1121111210210 in words is "one trillion, one hundred twenty-one billion, one hundred eleven million, two hundred ten thousand, two hundred ten".