10244402001155 has 24 divisors (see below), whose sum is σ = 14372939587248. Its totient is φ = 6989074225728.

The previous prime is 10244402001149. The next prime is 10244402001233. The reversal of 10244402001155 is 55110020444201.

It is a happy number.

It is not a de Polignac number, because 10244402001155 - 2¹² = 10244401997059 is a prime.

It is a super-2 number, since 2×10244402001155² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106078349 + ... + 106174878.

It is an arithmetic number, because the mean of its divisors is an integer number (598872482802).

Almost surely, 2^{10244402001155} is an apocalyptic number.

10244402001155 is a deficient number, since it is larger than the sum of its proper divisors (4128537586093).

10244402001155 is a wasteful number, since it uses less digits than its factorization.

10244402001155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212253443 (or 212253436 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 10244402001155 its reverse (55110020444201), we get a palindrome (65354422445356).

The spelling of 10244402001155 in words is "ten trillion, two hundred forty-four billion, four hundred two million, one thousand, one hundred fifty-five".