20202020120102 has 16 divisors (see below), whose sum is σ = 31620859827552. Its totient is φ = 9661742027520.

The previous prime is 20202020120101. The next prime is 20202020120111. The reversal of 20202020120102 is 20102102020202.

It is a super-3 number, since 3×20202020120102³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202020120101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2788748 + ... + 6941264.

It is an arithmetic number, because the mean of its divisors is an integer number (1976303739222).

Almost surely, 2^{20202020120102} is an apocalyptic number.

20202020120102 is a deficient number, since it is larger than the sum of its proper divisors (11418839707450).

20202020120102 is a wasteful number, since it uses less digits than its factorization.

20202020120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258303.

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

Adding to 20202020120102 its reverse (20102102020202), we get a palindrome (40304122140304).

The spelling of 20202020120102 in words is "twenty trillion, two hundred two billion, twenty million, one hundred twenty thousand, one hundred two".