20150020012010 has 16 divisors (see below), whose sum is σ = 41451469739136. Its totient is φ = 6908578289808.

The previous prime is 20150020012009. The next prime is 20150020012027. The reversal of 20150020012010 is 1021002005102.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 143928714302 + ... + 143928714441.

It is an arithmetic number, because the mean of its divisors is an integer number (2590716858696).

Almost surely, 2^{20150020012010} is an apocalyptic number.

20150020012010 is an abundant number, since it is smaller than the sum of its proper divisors (21301449727126).

20150020012010 is a wasteful number, since it uses less digits than its factorization.

20150020012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287857428757.

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 20150020012010 its reverse (1021002005102), we get a palindrome (21171022017112).

The spelling of 20150020012010 in words is "twenty trillion, one hundred fifty billion, twenty million, twelve thousand, ten".