222400020001 has 16 divisors (see below), whose sum is σ = 232633868544. Its totient is φ = 212213859264.

The previous prime is 222400019969. The next prime is 222400020019. The reversal of 222400020001 is 100020004222.

It is a cyclic number.

It is not a de Polignac number, because 222400020001 - 2⁵ = 222400019969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222400020071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16594035 + ... + 16607431.

It is an arithmetic number, because the mean of its divisors is an integer number (14539616784).

Almost surely, 2^222400020001 is an apocalyptic number.

It is an amenable number.

222400020001 is a deficient number, since it is larger than the sum of its proper divisors (10233848543).

222400020001 is a wasteful number, since it uses less digits than its factorization.

222400020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15120.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222400020001 its reverse (100020004222), we get a palindrome (322420024223).

The spelling of 222400020001 in words is "two hundred twenty-two billion, four hundred million, twenty thousand, one".