1210011112102 has 32 divisors (see below), whose sum is σ = 1957687562880. Its totient is φ = 557594720640.

The previous prime is 1210011112081. The next prime is 1210011112111. The reversal of 1210011112102 is 2012111100121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46474024 + ... + 46500052.

It is an arithmetic number, because the mean of its divisors is an integer number (61177736340).

Almost surely, 2^{1210011112102} is an apocalyptic number.

1210011112102 is a deficient number, since it is larger than the sum of its proper divisors (747676450778).

1210011112102 is a wasteful number, since it uses less digits than its factorization.

1210011112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28768.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1210011112102 its reverse (2012111100121), we get a palindrome (3222122212223).

The spelling of 1210011112102 in words is "one trillion, two hundred ten billion, eleven million, one hundred twelve thousand, one hundred two".