101121012210221 has 8 divisors (see below), whose sum is σ = 101232482356800. Its totient is φ = 101009596886848.

The previous prime is 101121012210107. The next prime is 101121012210299. The reversal of 101121012210221 is 122012210121101.

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 101121012210221 - 2³⁰ = 101119938468397 is a prime.

It is a super-2 number, since 2×101121012210221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101121012210221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121012218221) 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, 10014236 + ... + 17393301.

It is an arithmetic number, because the mean of its divisors is an integer number (12654060294600).

Almost surely, 2^{101121012210221} is an apocalyptic number.

It is an amenable number.

101121012210221 is a deficient number, since it is larger than the sum of its proper divisors (111470146579).

101121012210221 is a wasteful number, since it uses less digits than its factorization.

101121012210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27411603.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101121012210221 its reverse (122012210121101), we get a palindrome (223133222331322).

The spelling of 101121012210221 in words is "one hundred one trillion, one hundred twenty-one billion, twelve million, two hundred ten thousand, two hundred twenty-one".