1012350437218 has 4 divisors (see below), whose sum is σ = 1518525655830. Its totient is φ = 506175218608.

The previous prime is 1012350437213. The next prime is 1012350437237. The reversal of 1012350437218 is 8127340532101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 797604389569 + 214746047649 = 893087^2 + 463407^2 .

It is not an unprimeable number, because it can be changed into a prime (1012350437213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253087609303 + ... + 253087609306.

Almost surely, 2^{1012350437218} is an apocalyptic number.

1012350437218 is a deficient number, since it is larger than the sum of its proper divisors (506175218612).

1012350437218 is an equidigital number, since it uses as much as digits as its factorization.

1012350437218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506175218611.

The product of its (nonzero) digits is 40320, while the sum is 37.

Adding to 1012350437218 its reverse (8127340532101), we get a palindrome (9139690969319).

The spelling of 1012350437218 in words is "one trillion, twelve billion, three hundred fifty million, four hundred thirty-seven thousand, two hundred eighteen".