102011000100221 has 8 divisors (see below), whose sum is σ = 105608590022784. Its totient is φ = 98472874474080.

The previous prime is 102011000100179. The next prime is 102011000100287. The reversal of 102011000100221 is 122001000110201.

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 102011000100221 - 2³⁰ = 102009926358397 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 (102011900100221) 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, 14866070615 + ... + 14866077476.

It is an arithmetic number, because the mean of its divisors is an integer number (13201073752848).

Almost surely, 2^{102011000100221} is an apocalyptic number.

It is an amenable number.

102011000100221 is a deficient number, since it is larger than the sum of its proper divisors (3597589922563).

102011000100221 is an equidigital number, since it uses as much as digits as its factorization.

102011000100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29732148211.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102011000100221 its reverse (122001000110201), we get a palindrome (224012000210422).

The spelling of 102011000100221 in words is "one hundred two trillion, eleven billion, one hundred thousand, two hundred twenty-one".