1121111211010 has 48 divisors (see below), whose sum is σ = 2315098408896. Its totient is φ = 382917808224.

The previous prime is 1121111210953. The next prime is 1121111211061. The reversal of 1121111211010 is 101121111211.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4726057 + ... + 4957603.

It is an arithmetic number, because the mean of its divisors is an integer number (48231216852).

Almost surely, 2^{1121111211010} is an apocalyptic number.

1121111211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121111211010 is an abundant number, since it is smaller than the sum of its proper divisors (1193987197886).

1121111211010 is an equidigital number, since it uses as much as digits as its factorization.

1121111211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232087 (or 231824 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 1121111211010 its reverse (101121111211), we get a palindrome (1222232322221).

The spelling of 1121111211010 in words is "one trillion, one hundred twenty-one billion, one hundred eleven million, two hundred eleven thousand, ten".