240312213042 has 32 divisors (see below), whose sum is σ = 529508833344. Its totient is φ = 72100872000.

The previous prime is 240312213041. The next prime is 240312213077.

It is a happy number.

240312213042 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (240312213041) 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, 18018553 + ... + 18031884.

It is an arithmetic number, because the mean of its divisors is an integer number (16547151042).

Almost surely, 2^240312213042 is an apocalyptic number.

240312213042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240312213042 is an abundant number, since it is smaller than the sum of its proper divisors (289196620302).

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

240312213042 is a wasteful number, since it uses less digits than its factorization.

240312213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36050554.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 240312 and 213042, that added together give a palindrome (453354).

The spelling of 240312213042 in words is "two hundred forty billion, three hundred twelve million, two hundred thirteen thousand, forty-two".