110020021012 has 72 divisors (see below), whose sum is σ = 219233183400. Its totient is φ = 48217128960.

The previous prime is 110020021003. The next prime is 110020021049. The reversal of 110020021012 is 210120020011.

It can be written as a sum of positive squares in 4 ways, for example, as 21837155076 + 88182865936 = 147774^2 + 296956^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 110020021012.

It is a congruent number.

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, 10788588 + ... + 10798780.

It is an arithmetic number, because the mean of its divisors is an integer number (3044905325).

Almost surely, 2^110020021012 is an apocalyptic number.

It is an amenable number.

110020021012 is a deficient number, since it is larger than the sum of its proper divisors (109213162388).

110020021012 is a wasteful number, since it uses less digits than its factorization.

110020021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11017 (or 11004 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 110020021012 its reverse (210120020011), we get a palindrome (320140041023).

The spelling of 110020021012 in words is "one hundred ten billion, twenty million, twenty-one thousand, twelve".