402122101012 has 24 divisors (see below), whose sum is σ = 750975611904. Its totient is φ = 187743894912.

The previous prime is 402122100997. The next prime is 402122101021. The reversal of 402122101012 is 210101221204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23273098 + ... + 23290369.

It is an arithmetic number, because the mean of its divisors is an integer number (31290650496).

Almost surely, 2^402122101012 is an apocalyptic number.

It is an amenable number.

402122101012 is a deficient number, since it is larger than the sum of its proper divisors (348853510892).

402122101012 is a wasteful number, since it uses less digits than its factorization.

402122101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46563615 (or 46563613 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 402122101012 its reverse (210101221204), we get a palindrome (612223322216).

The spelling of 402122101012 in words is "four hundred two billion, one hundred twenty-two million, one hundred one thousand, twelve".