101522152772 has 12 divisors (see below), whose sum is σ = 177673011600. Its totient is φ = 50758435176.

The previous prime is 101522152757. The next prime is 101522152793. The reversal of 101522152772 is 277251225101.

It is a happy number.

It is a super-2 number, since 2×101522152772² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572522 + ... + 728577.

It is an arithmetic number, because the mean of its divisors is an integer number (14806084300).

Almost surely, 2^101522152772 is an apocalyptic number.

It is an amenable number.

101522152772 is a deficient number, since it is larger than the sum of its proper divisors (76150858828).

101522152772 is a wasteful number, since it uses less digits than its factorization.

101522152772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320610 (or 1320608 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 35.

Adding to 101522152772 its reverse (277251225101), we get a palindrome (378773377873).

The spelling of 101522152772 in words is "one hundred one billion, five hundred twenty-two million, one hundred fifty-two thousand, seven hundred seventy-two".