100401002 has 16 divisors (see below), whose sum is σ = 167419392. Its totient is φ = 44843760.

The previous prime is 100400999. The next prime is 100401011. The reversal of 100401002 is 200104001.

It is a super-2 number, since 2×100401002² = 20160722405208008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61478 + ... + 63089.

It is an arithmetic number, because the mean of its divisors is an integer number (10463712).

Almost surely, 2^100401002 is an apocalyptic number.

100401002 is a deficient number, since it is larger than the sum of its proper divisors (67018390).

100401002 is a wasteful number, since it uses less digits than its factorization.

100401002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124613.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 100401002 is about 10020.0300398751. The cubic root of 100401002 is about 464.7784846951.

Adding to 100401002 its reverse (200104001), we get a palindrome (300505003).

The spelling of 100401002 in words is "one hundred million, four hundred one thousand, two".