1020112222110 has 64 divisors (see below), whose sum is σ = 2465427564864. Its totient is φ = 270128768000.

The previous prime is 1020112222093. The next prime is 1020112222127. The reversal of 1020112222110 is 112222110201.

It is an interprime number because it is at equal distance from previous prime (1020112222093) and next prime (1020112222127).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1020112222110.

It is a congruent number.

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, 2913460 + ... + 3244760.

It is an arithmetic number, because the mean of its divisors is an integer number (38522305701).

Almost surely, 2^{1020112222110} is an apocalyptic number.

1020112222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020112222110 is an abundant number, since it is smaller than the sum of its proper divisors (1445315342754).

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

1020112222110 is a wasteful number, since it uses less digits than its factorization.

1020112222110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332029.

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

Adding to 1020112222110 its reverse (112222110201), we get a palindrome (1132334332311).

The spelling of 1020112222110 in words is "one trillion, twenty billion, one hundred twelve million, two hundred twenty-two thousand, one hundred ten".