100230021003 has 16 divisors (see below), whose sum is σ = 156283356416. Its totient is φ = 55942336800.

The previous prime is 100230020983. The next prime is 100230021007. The reversal of 100230021003 is 300120032001.

It is a happy number.

It is not a de Polignac number, because 100230021003 - 2¹³ = 100230012811 is a prime.

It is a super-2 number, since 2×100230021003² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100230021003.

It is not an unprimeable number, because it can be changed into a prime (100230021007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55497448 + ... + 55499253.

It is an arithmetic number, because the mean of its divisors is an integer number (9767709776).

Almost surely, 2^100230021003 is an apocalyptic number.

100230021003 is a deficient number, since it is larger than the sum of its proper divisors (56053335413).

100230021003 is a wasteful number, since it uses less digits than its factorization.

100230021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110996754.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 100230021003 its reverse (300120032001), we get a palindrome (400350053004).

The spelling of 100230021003 in words is "one hundred billion, two hundred thirty million, twenty-one thousand, three".