101041556 has 48 divisors (see below), whose sum is σ = 221501952. Its totient is φ = 39180000.

The previous prime is 101041541. The next prime is 101041579. The reversal of 101041556 is 655140101.

It is a super-2 number, since 2×101041556² = 20418792077802272, which 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 (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76655 + ... + 77961.

It is an arithmetic number, because the mean of its divisors is an integer number (4614624).

Almost surely, 2^101041556 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 101041556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110750976).

101041556 is an abundant number, since it is smaller than the sum of its proper divisors (120460396).

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

101041556 is a wasteful number, since it uses less digits than its factorization.

101041556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580 (or 1578 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 101041556 is about 10051.9428967737. The cubic root of 101041556 is about 465.7648122164.

Adding to 101041556 its reverse (655140101), we get a palindrome (756181657).

The spelling of 101041556 in words is "one hundred one million, forty-one thousand, five hundred fifty-six".