20112120112010 has 32 divisors (see below), whose sum is σ = 37797506727552. Its totient is φ = 7690651974720.

The previous prime is 20112120112009. The next prime is 20112120112037. The reversal of 20112120112010 is 1021102121102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24712724 + ... + 25513583.

It is an arithmetic number, because the mean of its divisors is an integer number (1181172085236).

Almost surely, 2^{20112120112010} is an apocalyptic number.

20112120112010 is a deficient number, since it is larger than the sum of its proper divisors (17685386615542).

20112120112010 is a wasteful number, since it uses less digits than its factorization.

20112120112010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50228078.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20112120112010 its reverse (1021102121102), we get a palindrome (21133222233112).

The spelling of 20112120112010 in words is "twenty trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, ten".