102222020121001 has 16 divisors (see below), whose sum is σ = 111984421236480. Its totient is φ = 92537887518720.

The previous prime is 102222020120999. The next prime is 102222020121061. The reversal of 102222020121001 is 100121020222201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102222020121001 - 2¹ = 102222020120999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102222020121061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105236521 + ... + 106203433.

It is an arithmetic number, because the mean of its divisors is an integer number (6999026327280).

Almost surely, 2^{102222020121001} is an apocalyptic number.

102222020121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102222020121001 is a deficient number, since it is larger than the sum of its proper divisors (9762401115479).

102222020121001 is a wasteful number, since it uses less digits than its factorization.

102222020121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007376.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102222020121001 its reverse (100121020222201), we get a palindrome (202343040343202).

The spelling of 102222020121001 in words is "one hundred two trillion, two hundred twenty-two billion, twenty million, one hundred twenty-one thousand, one".