100980542 has 12 divisors (see below), whose sum is σ = 164019240. Its totient is φ = 46606248.

The previous prime is 100980541. The next prime is 100980553. The reversal of 100980542 is 245089001.

100980542 is nontrivially palindromic in base 12.

It is a super-2 number, since 2×100980542² = 20394139725227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100980541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149042 + ... + 149717.

It is an arithmetic number, because the mean of its divisors is an integer number (13668270).

Almost surely, 2^100980542 is an apocalyptic number.

100980542 is a deficient number, since it is larger than the sum of its proper divisors (63038698).

100980542 is a wasteful number, since it uses less digits than its factorization.

100980542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298787 (or 298774 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 100980542 is about 10048.9075028085. The cubic root of 100980542 is about 465.6710425590.

The spelling of 100980542 in words is "one hundred million, nine hundred eighty thousand, five hundred forty-two".