202020110100102 has 96 divisors (see below), whose sum is σ = 479267846763264. Its totient is φ = 56593704888000.

The previous prime is 202020110100079. The next prime is 202020110100121. The reversal of 202020110100102 is 201001011020202.

It is a super-4 number, since 4×202020110100102⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29967724 + ... + 36084687.

It is an arithmetic number, because the mean of its divisors is an integer number (4992373403784).

Almost surely, 2^{202020110100102} is an apocalyptic number.

202020110100102 is an abundant number, since it is smaller than the sum of its proper divisors (277247736663162).

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

202020110100102 is a wasteful number, since it uses less digits than its factorization.

202020110100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66052634 (or 66052627 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202020110100102 its reverse (201001011020202), we get a palindrome (403021121120304).

The spelling of 202020110100102 in words is "two hundred two trillion, twenty billion, one hundred ten million, one hundred thousand, one hundred two".