20022121120102 has 48 divisors (see below), whose sum is σ = 31341400235856. Its totient is φ = 9592358817600.

The previous prime is 20022121120091. The next prime is 20022121120181. The reversal of 20022121120102 is 20102112122002.

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, 85279152 + ... + 85513612.

It is an arithmetic number, because the mean of its divisors is an integer number (652945838247).

Almost surely, 2^{20022121120102} is an apocalyptic number.

20022121120102 is a deficient number, since it is larger than the sum of its proper divisors (11319279115754).

20022121120102 is a wasteful number, since it uses less digits than its factorization.

20022121120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234965 (or 234934 counting only the distinct ones).

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

Adding to 20022121120102 its reverse (20102112122002), we get a palindrome (40124233242104).

The spelling of 20022121120102 in words is "twenty trillion, twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, one hundred two".