101155001332 has 96 divisors (see below), whose sum is σ = 237645757440. Its totient is φ = 36463941120.

The previous prime is 101155001327. The next prime is 101155001393. The reversal of 101155001332 is 233100551101.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145203 + ... + 472645.

It is an arithmetic number, because the mean of its divisors is an integer number (2475476640).

Almost surely, 2^101155001332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101155001332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118822878720).

101155001332 is an abundant number, since it is smaller than the sum of its proper divisors (136490756108).

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

101155001332 is a wasteful number, since it uses less digits than its factorization.

101155001332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327541 (or 327539 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 101155001332 its reverse (233100551101), we get a palindrome (334255552433).

The spelling of 101155001332 in words is "one hundred one billion, one hundred fifty-five million, one thousand, three hundred thirty-two".