402212322001 has 32 divisors (see below), whose sum is σ = 513022464000. Its totient is φ = 306978999552.

The previous prime is 402212321983. The next prime is 402212322007. The reversal of 402212322001 is 100223212204.

It is a cyclic number.

It is not a de Polignac number, because 402212322001 - 2³³ = 393622387409 is a prime.

It is a super-2 number, since 2×402212322001² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 402212322001.

It is not an unprimeable number, because it can be changed into a prime (402212322007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1550520 + ... + 1791238.

It is an arithmetic number, because the mean of its divisors is an integer number (16031952000).

Almost surely, 2^402212322001 is an apocalyptic number.

It is an amenable number.

402212322001 is a deficient number, since it is larger than the sum of its proper divisors (110810141999).

402212322001 is a wasteful number, since it uses less digits than its factorization.

402212322001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241501.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 402212322001 its reverse (100223212204), we get a palindrome (502435534205).

The spelling of 402212322001 in words is "four hundred two billion, two hundred twelve million, three hundred twenty-two thousand, one".