20112422001 has 32 divisors (see below), whose sum is σ = 31945681920. Its totient is φ = 11015269056.

The previous prime is 20112421963. The next prime is 20112422023. The reversal of 20112422001 is 10022421102.

It is not a de Polignac number, because 20112422001 - 2¹¹ = 20112419953 is a prime.

It is a super-3 number, since 3×20112422001³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20112422041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141111 + ... + 245228.

It is an arithmetic number, because the mean of its divisors is an integer number (998302560).

Almost surely, 2^20112422001 is an apocalyptic number.

20112422001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20112422001 is a deficient number, since it is larger than the sum of its proper divisors (11833259919).

20112422001 is a wasteful number, since it uses less digits than its factorization.

20112422001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386453.

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

Adding to 20112422001 its reverse (10022421102), we get a palindrome (30134843103).

The spelling of 20112422001 in words is "twenty billion, one hundred twelve million, four hundred twenty-two thousand, one".