22001202120102 has 64 divisors (see below), whose sum is σ = 47500436975040. Its totient is φ = 6767741886464.

The previous prime is 22001202120043. The next prime is 22001202120103. The reversal of 22001202120102 is 20102120210022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001202120103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7085224 + ... + 9705812.

It is an arithmetic number, because the mean of its divisors is an integer number (742194327735).

Almost surely, 2^{22001202120102} is an apocalyptic number.

22001202120102 is an abundant number, since it is smaller than the sum of its proper divisors (25499234854938).

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

22001202120102 is a wasteful number, since it uses less digits than its factorization.

22001202120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2622217.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22001202120102 its reverse (20102120210022), we get a palindrome (42103322330124).

The spelling of 22001202120102 in words is "twenty-two trillion, one billion, two hundred two million, one hundred twenty thousand, one hundred two".