21070602835122 has 16 divisors (see below), whose sum is σ = 42359553888480. Its totient is φ = 6987142908672.

The previous prime is 21070602835111. The next prime is 21070602835123. The reversal of 21070602835122 is 22153820607012.

It is not an unprimeable number, because it can be changed into a prime (21070602835123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9097841172 + ... + 9097843487.

It is an arithmetic number, because the mean of its divisors is an integer number (2647472118030).

Almost surely, 2^{21070602835122} is an apocalyptic number.

21070602835122 is an abundant number, since it is smaller than the sum of its proper divisors (21288951053358).

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

21070602835122 is a wasteful number, since it uses less digits than its factorization.

21070602835122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18195684857.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 21070602835122 in words is "twenty-one trillion, seventy billion, six hundred two million, eight hundred thirty-five thousand, one hundred twenty-two".