20120222021102 has 16 divisors (see below), whose sum is σ = 34491949694592. Its totient is φ = 8622917165880.

The previous prime is 20120222021071. The next prime is 20120222021129. The reversal of 20120222021102 is 20112022202102.

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 7 ways as a sum of consecutive naturals, for example, 795077 + ... + 6393167.

It is an arithmetic number, because the mean of its divisors is an integer number (2155746855912).

Almost surely, 2^{20120222021102} is an apocalyptic number.

20120222021102 is a deficient number, since it is larger than the sum of its proper divisors (14371727673490).

20120222021102 is a wasteful number, since it uses less digits than its factorization.

20120222021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854823.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20120222021102 its reverse (20112022202102), we get a palindrome (40232244223204).

The spelling of 20120222021102 in words is "twenty trillion, one hundred twenty billion, two hundred twenty-two million, twenty-one thousand, one hundred two".