231402114 has 24 divisors (see below), whose sum is σ = 513601452. Its totient is φ = 75252480.

The previous prime is 231402109. The next prime is 231402131. The reversal of 231402114 is 411204132.

231402114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 230888025 + 514089 = 15195^2 + 717^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156039 + ... + 157514.

Almost surely, 2^231402114 is an apocalyptic number.

231402114 is an abundant number, since it is smaller than the sum of its proper divisors (282199338).

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

231402114 is a wasteful number, since it uses less digits than its factorization.

231402114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313602 (or 313599 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 231402114 is about 15211.9069810461. The cubic root of 231402114 is about 613.9350675993.

Adding to 231402114 its reverse (411204132), we get a palindrome (642606246).

The spelling of 231402114 in words is "two hundred thirty-one million, four hundred two thousand, one hundred fourteen".