20021110201112 has 32 divisors (see below), whose sum is σ = 38776666414080. Its totient is φ = 9681101333280.

The previous prime is 20021110201087. The next prime is 20021110201151. The reversal of 20021110201112 is 21110201112002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26850788 + ... + 27586355.

It is an arithmetic number, because the mean of its divisors is an integer number (1211770825440).

Almost surely, 2^{20021110201112} is an apocalyptic number.

It is an amenable number.

20021110201112 is a deficient number, since it is larger than the sum of its proper divisors (18755556212968).

20021110201112 is a wasteful number, since it uses less digits than its factorization.

20021110201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54438663 (or 54438659 counting only the distinct ones).

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

Adding to 20021110201112 its reverse (21110201112002), we get a palindrome (41131311313114).

The spelling of 20021110201112 in words is "twenty trillion, twenty-one billion, one hundred ten million, two hundred one thousand, one hundred twelve".