100122262156 has 24 divisors (see below), whose sum is σ = 201005925120. Its totient is φ = 42746383632.

The previous prime is 100122262151. The next prime is 100122262181. The reversal of 100122262156 is 651262221001.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (100122262151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6790726 + ... + 6805453.

It is an arithmetic number, because the mean of its divisors is an integer number (8375246880).

Almost surely, 2^100122262156 is an apocalyptic number.

It is an amenable number.

100122262156 is an abundant number, since it is smaller than the sum of its proper divisors (100883662964).

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

100122262156 is a wasteful number, since it uses less digits than its factorization.

100122262156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13596453 (or 13596451 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 100122262156 its reverse (651262221001), we get a palindrome (751384483157).

The spelling of 100122262156 in words is "one hundred billion, one hundred twenty-two million, two hundred sixty-two thousand, one hundred fifty-six".