101001120300021 has 32 divisors (see below), whose sum is σ = 137936320508800. Its totient is φ = 65718540518400.

The previous prime is 101001120299987. The next prime is 101001120300053. The reversal of 101001120300021 is 120003021100101.

It is not a de Polignac number, because 101001120300021 - 2⁹ = 101001120299509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001120301021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1091043825 + ... + 1091136393.

It is an arithmetic number, because the mean of its divisors is an integer number (4310510015900).

Almost surely, 2^{101001120300021} is an apocalyptic number.

It is an amenable number.

101001120300021 is a deficient number, since it is larger than the sum of its proper divisors (36935200208779).

101001120300021 is a wasteful number, since it uses less digits than its factorization.

101001120300021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142549.

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

Adding to 101001120300021 its reverse (120003021100101), we get a palindrome (221004141400122).

The spelling of 101001120300021 in words is "one hundred one trillion, one billion, one hundred twenty million, three hundred thousand, twenty-one".