2113023129 has 12 divisors (see below), whose sum is σ = 3277342224. Its totient is φ = 1207441704.

The previous prime is 2113023127. The next prime is 2113023149. The reversal of 2113023129 is 9213203112.

It is not a de Polignac number, because 2113023129 - 2¹ = 2113023127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2113023099 and 2113023108.

It is not an unprimeable number, because it can be changed into a prime (2113023127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7187007 + ... + 7187300.

It is an arithmetic number, because the mean of its divisors is an integer number (273111852).

Almost surely, 2^2113023129 is an apocalyptic number.

It is an amenable number.

2113023129 is a deficient number, since it is larger than the sum of its proper divisors (1164319095).

2113023129 is a wasteful number, since it uses less digits than its factorization.

2113023129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14374324 (or 14374317 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2113023129 is about 45967.6313181352. The cubic root of 2113023129 is about 1283.2208779331.

The spelling of 2113023129 in words is "two billion, one hundred thirteen million, twenty-three thousand, one hundred twenty-nine".