101202021121101 has 4 divisors (see below), whose sum is σ = 134936028161472. Its totient is φ = 67468014080732.

The previous prime is 101202021121057. The next prime is 101202021121139. The reversal of 101202021121101 is 101121120202101.

It is a happy number.

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 101202021121101 - 2¹¹ = 101202021119053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101202021121501) 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, 16867003520181 + ... + 16867003520186.

It is an arithmetic number, because the mean of its divisors is an integer number (33734007040368).

Almost surely, 2^{101202021121101} is an apocalyptic number.

It is an amenable number.

101202021121101 is a deficient number, since it is larger than the sum of its proper divisors (33734007040371).

101202021121101 is an equidigital number, since it uses as much as digits as its factorization.

101202021121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33734007040370.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101202021121101 its reverse (101121120202101), we get a palindrome (202323141323202).

The spelling of 101202021121101 in words is "one hundred one trillion, two hundred two billion, twenty-one million, one hundred twenty-one thousand, one hundred one".