102122100122002 has 16 divisors (see below), whose sum is σ = 153271138035672. Its totient is φ = 51031721865600.

The previous prime is 102122100121963. The next prime is 102122100122033. The reversal of 102122100122002 is 200221001221201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 101074852852801 + 1047247269201 = 10053599^2 + 1023351^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210737928 + ... + 211221964.

Almost surely, 2^{102122100122002} is an apocalyptic number.

102122100122002 is a deficient number, since it is larger than the sum of its proper divisors (51149037913670).

102122100122002 is a wasteful number, since it uses less digits than its factorization.

102122100122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544413.

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

Adding to 102122100122002 its reverse (200221001221201), we get a palindrome (302343101343203).

The spelling of 102122100122002 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred million, one hundred twenty-two thousand, two".