102122220020002 has 64 divisors (see below), whose sum is σ = 190207329580800. Its totient is φ = 40041305708544.

The previous prime is 102122220019987. The next prime is 102122220020033. The reversal of 102122220020002 is 200020022221201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1132092633 + ... + 1132182835.

It is an arithmetic number, because the mean of its divisors is an integer number (2971989524700).

Almost surely, 2^{102122220020002} is an apocalyptic number.

102122220020002 is a deficient number, since it is larger than the sum of its proper divisors (88085109560798).

102122220020002 is a wasteful number, since it uses less digits than its factorization.

102122220020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145387.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102122220020002 its reverse (200020022221201), we get a palindrome (302142242241203).

The spelling of 102122220020002 in words is "one hundred two trillion, one hundred twenty-two billion, two hundred twenty million, twenty thousand, two".