20112420110 has 16 divisors (see below), whose sum is σ = 36231644736. Its totient is φ = 8038459488.

The previous prime is 20112420103. The next prime is 20112420121. The reversal of 20112420110 is 1102421102.

It is a happy number.

It is a super-2 number, since 2×20112420110² (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 800582 + ... + 825321.

It is an arithmetic number, because the mean of its divisors is an integer number (2264477796).

Almost surely, 2^20112420110 is an apocalyptic number.

20112420110 is a deficient number, since it is larger than the sum of its proper divisors (16119224626).

20112420110 is a wasteful number, since it uses less digits than its factorization.

20112420110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627147.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20112420110 its reverse (1102421102), we get a palindrome (21214841212).

The spelling of 20112420110 in words is "twenty billion, one hundred twelve million, four hundred twenty thousand, one hundred ten".