100235124021 has 8 divisors (see below), whose sum is σ = 134235585504. Its totient is φ = 66529039280.

The previous prime is 100235124019. The next prime is 100235124029. The reversal of 100235124021 is 120421532001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100235124021 - 2¹ = 100235124019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100235124029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73593390 + ... + 73594751.

It is an arithmetic number, because the mean of its divisors is an integer number (16779448188).

Almost surely, 2^100235124021 is an apocalyptic number.

It is an amenable number.

100235124021 is a deficient number, since it is larger than the sum of its proper divisors (34000461483).

100235124021 is a wasteful number, since it uses less digits than its factorization.

100235124021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147188371.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 100235124021 its reverse (120421532001), we get a palindrome (220656656022).

The spelling of 100235124021 in words is "one hundred billion, two hundred thirty-five million, one hundred twenty-four thousand, twenty-one".