100313140243240 has 32 divisors (see below), whose sum is σ = 231804688943880. Its totient is φ = 39040789715712.

The previous prime is 100313140243139. The next prime is 100313140243301. The reversal of 100313140243240 is 42342041313001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 90920153462436 + 9392986780804 = 9535206^2 + 3064798^2 .

It is a super-2 number, since 2×100313140243240² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100313140243199 and 100313140243208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33889572927 + ... + 33889575886.

Almost surely, 2^{100313140243240} is an apocalyptic number.

100313140243240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100313140243240 is an abundant number, since it is smaller than the sum of its proper divisors (131491548700640).

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

100313140243240 is a wasteful number, since it uses less digits than its factorization.

100313140243240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67779148861 (or 67779148857 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 100313140243240 its reverse (42342041313001), we get a palindrome (142655181556241).

The spelling of 100313140243240 in words is "one hundred trillion, three hundred thirteen billion, one hundred forty million, two hundred forty-three thousand, two hundred forty".