122121020222002 has 16 divisors (see below), whose sum is σ = 184132872922680. Its totient is φ = 60743403528192.

The previous prime is 122121020221901. The next prime is 122121020222101. The reversal of 122121020222002 is 200222020121221.

It can be written as a sum of positive squares in 4 ways, for example, as 119542712406481 + 2578307815521 = 10933559^2 + 1605711^2 .

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, 30952638 + ... + 34674310.

Almost surely, 2^{122121020222002} is an apocalyptic number.

122121020222002 is a deficient number, since it is larger than the sum of its proper divisors (62011852700678).

122121020222002 is a wasteful number, since it uses less digits than its factorization.

122121020222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806877.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122121020222002 its reverse (200222020121221), we get a palindrome (322343040343223).

The spelling of 122121020222002 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, twenty million, two hundred twenty-two thousand, two".