1022250141172 has 48 divisors (see below), whose sum is σ = 2005675655760. Its totient is φ = 452636900352.

The previous prime is 1022250141149. The next prime is 1022250141173. The reversal of 1022250141172 is 2711410522201.

It can be written as a sum of positive squares in 8 ways, for example, as 1839037456 + 1020411103716 = 42884^2 + 1010154^2 .

It is a super-2 number, since 2×1022250141172² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1022250141172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022250141173) 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, 1922113 + ... + 2395624.

It is an arithmetic number, because the mean of its divisors is an integer number (41784909495).

Almost surely, 2^{1022250141172} is an apocalyptic number.

It is an amenable number.

1022250141172 is a deficient number, since it is larger than the sum of its proper divisors (983425514588).

1022250141172 is a wasteful number, since it uses less digits than its factorization.

1022250141172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317940 (or 4317938 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

Adding to 1022250141172 its reverse (2711410522201), we get a palindrome (3733660663373).

The spelling of 1022250141172 in words is "one trillion, twenty-two billion, two hundred fifty million, one hundred forty-one thousand, one hundred seventy-two".