122221112000002 has 8 divisors (see below), whose sum is σ = 185146833030012. Its totient is φ = 60505500990000.

The previous prime is 122221111999991. The next prime is 122221112000017. The reversal of 122221112000002 is 200000211122221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 120004553806281 + 2216558193721 = 10954659^2 + 1488811^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 122221112000002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302527504749 + ... + 302527505152.

Almost surely, 2^{122221112000002} is an apocalyptic number.

122221112000002 is a deficient number, since it is larger than the sum of its proper divisors (62925721030010).

122221112000002 is a wasteful number, since it uses less digits than its factorization.

122221112000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605055010004.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122221112000002 its reverse (200000211122221), we get a palindrome (322221323122223).

The spelling of 122221112000002 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred twelve million, two", and thus it is an aban number.