2031121134 has 48 divisors (see below), whose sum is σ = 5059611648. Its totient is φ = 576839376.

The previous prime is 2031121133. The next prime is 2031121139. The reversal of 2031121134 is 4311211302.

2031121134 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031121133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27222 + ... + 69305.

It is an arithmetic number, because the mean of its divisors is an integer number (105408576).

Almost surely, 2^2031121134 is an apocalyptic number.

2031121134 is an abundant number, since it is smaller than the sum of its proper divisors (3028490514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031121134 is a wasteful number, since it uses less digits than its factorization.

2031121134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96709 (or 96706 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2031121134 is about 45067.9612807147. The cubic root of 2031121134 is about 1266.4224723012.

Adding to 2031121134 its reverse (4311211302), we get a palindrome (6342332436).

The spelling of 2031121134 in words is "two billion, thirty-one million, one hundred twenty-one thousand, one hundred thirty-four".