1250044105213 has 16 divisors (see below), whose sum is σ = 1343156535936. Its totient is φ = 1159130452480.

The previous prime is 1250044105151. The next prime is 1250044105217. The reversal of 1250044105213 is 3125014400521.

It is a cyclic number.

It is not a de Polignac number, because 1250044105213 - 2³⁷ = 1112605151741 is a prime.

It is a super-2 number, since 2×1250044105213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1250044105217) 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, 1368270 + ... + 2090992.

It is an arithmetic number, because the mean of its divisors is an integer number (83947283496).

Almost surely, 2^{1250044105213} is an apocalyptic number.

It is an amenable number.

1250044105213 is a deficient number, since it is larger than the sum of its proper divisors (93112430723).

1250044105213 is a wasteful number, since it uses less digits than its factorization.

1250044105213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724244.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 1250044105213 its reverse (3125014400521), we get a palindrome (4375058505734).

The spelling of 1250044105213 in words is "one trillion, two hundred fifty billion, forty-four million, one hundred five thousand, two hundred thirteen".