20022112202001 has 64 divisors (see below), whose sum is σ = 32884792055808. Its totient is φ = 10552120708608.

The previous prime is 20022112201981. The next prime is 20022112202003. The reversal of 20022112202001 is 10020221122002.

It is not a de Polignac number, because 20022112202001 - 2¹⁸ = 20022111939857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20022112202003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2667121890 + ... + 2667129396.

It is an arithmetic number, because the mean of its divisors is an integer number (513824875872).

Almost surely, 2^{20022112202001} is an apocalyptic number.

20022112202001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20022112202001 is a deficient number, since it is larger than the sum of its proper divisors (12862679853807).

20022112202001 is a wasteful number, since it uses less digits than its factorization.

20022112202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14550.

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

Adding to 20022112202001 its reverse (10020221122002), we get a palindrome (30042333324003).

The spelling of 20022112202001 in words is "twenty trillion, twenty-two billion, one hundred twelve million, two hundred two thousand, one".