101121112021201 has 4 divisors (see below), whose sum is σ = 101790788259904. Its totient is φ = 100451435782500.

The previous prime is 101121112021147. The next prime is 101121112021243. The reversal of 101121112021201 is 102120211121101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101121112021201 - 2⁷ = 101121112021073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101121112021271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334838119125 + ... + 334838119426.

It is an arithmetic number, because the mean of its divisors is an integer number (25447697064976).

Almost surely, 2^{101121112021201} is an apocalyptic number.

It is an amenable number.

101121112021201 is a deficient number, since it is larger than the sum of its proper divisors (669676238703).

101121112021201 is an equidigital number, since it uses as much as digits as its factorization.

101121112021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669676238702.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 101121112021201 its reverse (102120211121101), we get a palindrome (203241323142302).

The spelling of 101121112021201 in words is "one hundred one trillion, one hundred twenty-one billion, one hundred twelve million, twenty-one thousand, two hundred one".