1110122021012 has 12 divisors (see below), whose sum is σ = 1942909819956. Its totient is φ = 555004929600.

The previous prime is 1110122021003. The next prime is 1110122021017. The reversal of 1110122021012 is 2101202210111.

It can be written as a sum of positive squares in 2 ways, for example, as 726064184836 + 384057836176 = 852094^2 + 619724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110122021017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13975673 + ... + 14054880.

It is an arithmetic number, because the mean of its divisors is an integer number (161909151663).

Almost surely, 2^{1110122021012} is an apocalyptic number.

It is an amenable number.

1110122021012 is a deficient number, since it is larger than the sum of its proper divisors (832787798944).

1110122021012 is a wasteful number, since it uses less digits than its factorization.

1110122021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28040458 (or 28040456 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1110122021012 its reverse (2101202210111), we get a palindrome (3211324231123).

The spelling of 1110122021012 in words is "one trillion, one hundred ten billion, one hundred twenty-two million, twenty-one thousand, twelve".