222221221122002 has 16 divisors (see below), whose sum is σ = 335488291378560. Its totient is φ = 110391931283088.

The previous prime is 222221221121987. The next prime is 222221221122029. The reversal of 222221221122002 is 200221122122222.

It is a super-2 number, since 2×222221221122002² (a number of 29 digits) contains 22 as substring.

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, 31989002 + ... + 38311077.

It is an arithmetic number, because the mean of its divisors is an integer number (20968018211160).

Almost surely, 2^{222221221122002} is an apocalyptic number.

222221221122002 is a deficient number, since it is larger than the sum of its proper divisors (113267070256558).

222221221122002 is a wasteful number, since it uses less digits than its factorization.

222221221122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70310305.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 222221221122002 its reverse (200221122122222), we get a palindrome (422442343244224).

The spelling of 222221221122002 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred twenty-two thousand, two".