102020120200202 has 16 divisors (see below), whose sum is σ = 154547385207624. Its totient is φ = 50504338560000.

The previous prime is 102020120200151. The next prime is 102020120200237. The reversal of 102020120200202 is 202002021020201.

It can be written as a sum of positive squares in 4 ways, for example, as 97882113944521 + 4138006255681 = 9893539^2 + 2034209^2 .

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, 12049202 + ... + 18687522.

Almost surely, 2^{102020120200202} is an apocalyptic number.

102020120200202 is a deficient number, since it is larger than the sum of its proper divisors (52527265007422).

102020120200202 is a wasteful number, since it uses less digits than its factorization.

102020120200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714505.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102020120200202 its reverse (202002021020201), we get a palindrome (304022141220403).

It can be divided in two parts, 1020201 and 20200202, that multiplied together give a palindrome (20608266280602).

The spelling of 102020120200202 in words is "one hundred two trillion, twenty billion, one hundred twenty million, two hundred thousand, two hundred two".