100021332201 has 16 divisors (see below), whose sum is σ = 152716483584. Its totient is φ = 57041412624.

The previous prime is 100021332121. The next prime is 100021332223. The reversal of 100021332201 is 102233120001.

It is a de Polignac number, because none of the positive numbers 2^k-100021332201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100021332251) 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, 4723951 + ... + 4745076.

It is an arithmetic number, because the mean of its divisors is an integer number (9544780224).

Almost surely, 2^100021332201 is an apocalyptic number.

It is an amenable number.

100021332201 is a deficient number, since it is larger than the sum of its proper divisors (52695151383).

100021332201 is an equidigital number, since it uses as much as digits as its factorization.

100021332201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9469540.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100021332201 its reverse (102233120001), we get a palindrome (202254452202).

The spelling of 100021332201 in words is "one hundred billion, twenty-one million, three hundred thirty-two thousand, two hundred one".