20110100112002 has 4 divisors (see below), whose sum is σ = 30165150168006. Its totient is φ = 10055050056000.

The previous prime is 20110100111911. The next prime is 20110100112017. The reversal of 20110100112002 is 20021100101102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18310534204561 + 1799565907441 = 4279081^2 + 1341479^2 .

It is a super-2 number, since 2×20110100112002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027525027999 + ... + 5027525028002.

Almost surely, 2^{20110100112002} is an apocalyptic number.

20110100112002 is a deficient number, since it is larger than the sum of its proper divisors (10055050056004).

20110100112002 is a wasteful number, since it uses less digits than its factorization.

20110100112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055050056003.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20110100112002 its reverse (20021100101102), we get a palindrome (40131200213104).

The spelling of 20110100112002 in words is "twenty trillion, one hundred ten billion, one hundred million, one hundred twelve thousand, two".