2012013020123 has 8 divisors (see below), whose sum is σ = 2033368468560. Its totient is φ = 1990710237600.

The previous prime is 2012013020119. The next prime is 2012013020137. The reversal of 2012013020123 is 3210203102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012013020123 - 2² = 2012013020119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012013020113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13089665 + ... + 13242482.

It is an arithmetic number, because the mean of its divisors is an integer number (254171058570).

Almost surely, 2^{2012013020123} is an apocalyptic number.

2012013020123 is a deficient number, since it is larger than the sum of its proper divisors (21355448437).

2012013020123 is a wasteful number, since it uses less digits than its factorization.

2012013020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26332957.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2012013020123 its reverse (3210203102102), we get a palindrome (5222216122225).

The spelling of 2012013020123 in words is "two trillion, twelve billion, thirteen million, twenty thousand, one hundred twenty-three".