222101312402 has 16 divisors (see below), whose sum is σ = 350695461600. Its totient is φ = 105203131200.

The previous prime is 222101312399. The next prime is 222101312417. The reversal of 222101312402 is 204213101222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2774474 + ... + 2853402.

It is an arithmetic number, because the mean of its divisors is an integer number (21918466350).

Almost surely, 2^222101312402 is an apocalyptic number.

222101312402 is a deficient number, since it is larger than the sum of its proper divisors (128594149198).

222101312402 is a wasteful number, since it uses less digits than its factorization.

222101312402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153001.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222101312402 its reverse (204213101222), we get a palindrome (426314413624).

The spelling of 222101312402 in words is "two hundred twenty-two billion, one hundred one million, three hundred twelve thousand, four hundred two".