20021202201112 has 96 divisors (see below), whose sum is σ = 46240062051600. Its totient is φ = 8075321124864.

The previous prime is 20021202201101. The next prime is 20021202201131. The reversal of 20021202201112 is 21110220212002.

It is a happy number.

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, 133064868 + ... + 133215244.

Almost surely, 2^{20021202201112} is an apocalyptic number.

It is an amenable number.

20021202201112 is an abundant number, since it is smaller than the sum of its proper divisors (26218859850488).

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

20021202201112 is a wasteful number, since it uses less digits than its factorization.

20021202201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170393 (or 170382 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20021202201112 its reverse (21110220212002), we get a palindrome (41131422413114).

The spelling of 20021202201112 in words is "twenty trillion, twenty-one billion, two hundred two million, two hundred one thousand, one hundred twelve".