20023001121102 has 32 divisors (see below), whose sum is σ = 46040912773632. Its totient is φ = 5686600829664.

The previous prime is 20023001121091. The next prime is 20023001121107. The reversal of 20023001121102 is 20112110032002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20023001121107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1427352633 + ... + 1427366660.

It is an arithmetic number, because the mean of its divisors is an integer number (1438778524176).

Almost surely, 2^{20023001121102} is an apocalyptic number.

20023001121102 is an abundant number, since it is smaller than the sum of its proper divisors (26017911652530).

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

20023001121102 is a wasteful number, since it uses less digits than its factorization.

20023001121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2854719472.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20023001121102 its reverse (20112110032002), we get a palindrome (40135111153104).

The spelling of 20023001121102 in words is "twenty trillion, twenty-three billion, one million, one hundred twenty-one thousand, one hundred two".