420454030051022 has 32 divisors (see below), whose sum is σ = 696314702724480. Its totient is φ = 188810249620320.

The previous prime is 420454030051009. The next prime is 420454030051031. The reversal of 420454030051022 is 220150030454024.

It is a super-2 number, since 2×420454030051022² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 420454030051022.

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, 133001129 + ... + 136125707.

It is an arithmetic number, because the mean of its divisors is an integer number (21759834460140).

Almost surely, 2^{420454030051022} is an apocalyptic number.

420454030051022 is a deficient number, since it is larger than the sum of its proper divisors (275860672673458).

420454030051022 is a wasteful number, since it uses less digits than its factorization.

420454030051022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198368.

The product of its (nonzero) digits is 38400, while the sum is 32.

The spelling of 420454030051022 in words is "four hundred twenty trillion, four hundred fifty-four billion, thirty million, fifty-one thousand, twenty-two".