431401121222 has 8 divisors (see below), whose sum is σ = 647475086736. Its totient is φ = 215576092312.

The previous prime is 431401121213. The next prime is 431401121227. The reversal of 431401121222 is 222121104134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×431401121222² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431401121227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62229818 + ... + 62236749.

It is an arithmetic number, because the mean of its divisors is an integer number (80934385842).

Almost surely, 2^431401121222 is an apocalyptic number.

431401121222 is a deficient number, since it is larger than the sum of its proper divisors (216073965514).

431401121222 is a wasteful number, since it uses less digits than its factorization.

431401121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124468302.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 431401121222 its reverse (222121104134), we get a palindrome (653522225356).

The spelling of 431401121222 in words is "four hundred thirty-one billion, four hundred one million, one hundred twenty-one thousand, two hundred twenty-two".