101011022002221 has 32 divisors (see below), whose sum is σ = 138748925672448. Its totient is φ = 65341898899200.

The previous prime is 101011022002217. The next prime is 101011022002249. The reversal of 101011022002221 is 122200220110101.

It is not a de Polignac number, because 101011022002221 - 2² = 101011022002217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101011022002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101011022002211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3361105 + ... + 14605446.

It is an arithmetic number, because the mean of its divisors is an integer number (4335903927264).

Almost surely, 2^{101011022002221} is an apocalyptic number.

It is an amenable number.

101011022002221 is a deficient number, since it is larger than the sum of its proper divisors (37737903670227).

101011022002221 is a wasteful number, since it uses less digits than its factorization.

101011022002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17967041.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101011022002221 its reverse (122200220110101), we get a palindrome (223211242112322).

The spelling of 101011022002221 in words is "one hundred one trillion, eleven billion, twenty-two million, two thousand, two hundred twenty-one".