2010165110121 has 16 divisors (see below), whose sum is σ = 3067756876800. Its totient is φ = 1146922725648.

The previous prime is 2010165110119. The next prime is 2010165110179. The reversal of 2010165110121 is 1210115610102.

It is not a de Polignac number, because 2010165110121 - 2¹ = 2010165110119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2010165110021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72612981 + ... + 72640658.

It is an arithmetic number, because the mean of its divisors is an integer number (191734804800).

Almost surely, 2^{2010165110121} is an apocalyptic number.

2010165110121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2010165110121 is a deficient number, since it is larger than the sum of its proper divisors (1057591766679).

2010165110121 is a wasteful number, since it uses less digits than its factorization.

2010165110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145254308.

The product of its (nonzero) digits is 120, while the sum is 21.

The spelling of 2010165110121 in words is "two trillion, ten billion, one hundred sixty-five million, one hundred ten thousand, one hundred twenty-one".