20100212101102 has 64 divisors (see below), whose sum is σ = 36463876485120. Its totient is φ = 8117665185024.

The previous prime is 20100212101093. The next prime is 20100212101133. The reversal of 20100212101102 is 20110121200102.

It is a super-2 number, since 2×20100212101102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71813058 + ... + 72092410.

It is an arithmetic number, because the mean of its divisors is an integer number (569748070080).

Almost surely, 2^{20100212101102} is an apocalyptic number.

20100212101102 is a deficient number, since it is larger than the sum of its proper divisors (16363664384018).

20100212101102 is a wasteful number, since it uses less digits than its factorization.

20100212101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280817.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20100212101102 its reverse (20110121200102), we get a palindrome (40210333301204).

The spelling of 20100212101102 in words is "twenty trillion, one hundred billion, two hundred twelve million, one hundred one thousand, one hundred two".