421301321122 has 32 divisors (see below), whose sum is σ = 701995584960. Its totient is φ = 188010841920.

The previous prime is 421301321087. The next prime is 421301321179. The reversal of 421301321122 is 221123103124.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 421301321093 and 421301321102.

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, 793408 + ... + 1213300.

It is an arithmetic number, because the mean of its divisors is an integer number (21937362030).

Almost surely, 2^421301321122 is an apocalyptic number.

421301321122 is a deficient number, since it is larger than the sum of its proper divisors (280694263838).

421301321122 is a wasteful number, since it uses less digits than its factorization.

421301321122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420738.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 421301321122 its reverse (221123103124), we get a palindrome (642424424246).

The spelling of 421301321122 in words is "four hundred twenty-one billion, three hundred one million, three hundred twenty-one thousand, one hundred twenty-two".