122120001220002 has 32 divisors (see below), whose sum is σ = 250348070516544. Its totient is φ = 39689854099200.

The previous prime is 122120001219941. The next prime is 122120001220033. The reversal of 122120001220002 is 200022100021221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149388024 + ... + 150203267.

It is an arithmetic number, because the mean of its divisors is an integer number (7823377203642).

Almost surely, 2^{122120001220002} is an apocalyptic number.

122120001220002 is an abundant number, since it is smaller than the sum of its proper divisors (128228069296542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122120001220002 is a wasteful number, since it uses less digits than its factorization.

122120001220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299592994.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122120001220002 its reverse (200022100021221), we get a palindrome (322142101241223).

The spelling of 122120001220002 in words is "one hundred twenty-two trillion, one hundred twenty billion, one million, two hundred twenty thousand, two".