22121210020101 has 8 divisors (see below), whose sum is σ = 29495362522080. Its totient is φ = 14747265432432.

The previous prime is 22121210020099. The next prime is 22121210020157. The reversal of 22121210020101 is 10102001212122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22121210020101 - 2¹ = 22121210020099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121210020181) 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, 51730150 + ... + 52156023.

It is an arithmetic number, because the mean of its divisors is an integer number (3686920315260).

Almost surely, 2^{22121210020101} is an apocalyptic number.

It is an amenable number.

22121210020101 is a deficient number, since it is larger than the sum of its proper divisors (7374152501979).

22121210020101 is a wasteful number, since it uses less digits than its factorization.

22121210020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103957155.

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

Adding to 22121210020101 its reverse (10102001212122), we get a palindrome (32223211232223).

The spelling of 22121210020101 in words is "twenty-two trillion, one hundred twenty-one billion, two hundred ten million, twenty thousand, one hundred one".