21022422422012 has 48 divisors (see below), whose sum is σ = 40750947635328. Its totient is φ = 9408814134720.

The previous prime is 21022422422003. The next prime is 21022422422021.

21022422422012 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (21022422422003) and next prime (21022422422021).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5000783 + ... + 8188569.

It is an arithmetic number, because the mean of its divisors is an integer number (848978075736).

Almost surely, 2^{21022422422012} is an apocalyptic number.

21022422422012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21022422422012 is a deficient number, since it is larger than the sum of its proper divisors (19728525213316).

21022422422012 is a wasteful number, since it uses less digits than its factorization.

21022422422012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190106 (or 3190104 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 2102242 and 2422012, that added together give a palindrome (4524254).

The spelling of 21022422422012 in words is "twenty-one trillion, twenty-two billion, four hundred twenty-two million, four hundred twenty-two thousand, twelve".