20113110110002 has 72 divisors (see below), whose sum is σ = 38254307596992. Its totient is φ = 7904139516000.

The previous prime is 20113110109999. The next prime is 20113110110029. The reversal of 20113110110002 is 20001101131102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1520374 + ... + 6522097.

It is an arithmetic number, because the mean of its divisors is an integer number (531309827736).

Almost surely, 2^{20113110110002} is an apocalyptic number.

20113110110002 is a deficient number, since it is larger than the sum of its proper divisors (18141197486990).

20113110110002 is a wasteful number, since it uses less digits than its factorization.

20113110110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8042664 (or 8042644 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 20113110110002 its reverse (20001101131102), we get a palindrome (40114211241104).

The spelling of 20113110110002 in words is "twenty trillion, one hundred thirteen billion, one hundred ten million, one hundred ten thousand, two".