10002020102 has 32 divisors (see below), whose sum is σ = 15474366144. Its totient is φ = 4847040000.

The previous prime is 10002020101. The next prime is 10002020107. The reversal of 10002020102 is 20102020001.

It is a super-2 number, since 2×10002020102² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10002020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002020101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2017727 + ... + 2022677.

It is an arithmetic number, because the mean of its divisors is an integer number (483573942).

Almost surely, 2^10002020102 is an apocalyptic number.

10002020102 is a deficient number, since it is larger than the sum of its proper divisors (5472346042).

10002020102 is a wasteful number, since it uses less digits than its factorization.

10002020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5264.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 10002020102 its reverse (20102020001), we get a palindrome (30104040103).

The spelling of 10002020102 in words is "ten billion, two million, twenty thousand, one hundred two".