101203321552 has 40 divisors (see below), whose sum is σ = 207186471360. Its totient is φ = 47756102400.

The previous prime is 101203321543. The next prime is 101203321643. The reversal of 101203321552 is 255123302101.

It is a super-2 number, since 2×101203321552² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552949 + ... + 712852.

It is an arithmetic number, because the mean of its divisors is an integer number (5179661784).

Almost surely, 2^101203321552 is an apocalyptic number.

It is an amenable number.

101203321552 is an abundant number, since it is smaller than the sum of its proper divisors (105983149808).

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

101203321552 is a wasteful number, since it uses less digits than its factorization.

101203321552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266091 (or 1266085 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 101203321552 its reverse (255123302101), we get a palindrome (356326623653).

The spelling of 101203321552 in words is "one hundred one billion, two hundred three million, three hundred twenty-one thousand, five hundred fifty-two".