210220000100001 has 48 divisors (see below), whose sum is σ = 324139792803840. Its totient is φ = 130898429313120.

The previous prime is 210220000099939. The next prime is 210220000100009. The reversal of 210220000100001 is 100001000022012.

It is not a de Polignac number, because 210220000100001 - 2²¹ = 210219998002849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

210220000100001 is a modest number, since divided by 100001 gives 21022 as remainder.

It is not an unprimeable number, because it can be changed into a prime (210220000100009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1164802296 + ... + 1164982758.

It is an arithmetic number, because the mean of its divisors is an integer number (6752912350080).

Almost surely, 2^{210220000100001} is an apocalyptic number.

It is an amenable number.

210220000100001 is a deficient number, since it is larger than the sum of its proper divisors (113919792703839).

210220000100001 is a wasteful number, since it uses less digits than its factorization.

210220000100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276506 (or 276503 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 210220000100001 its reverse (100001000022012), we get a palindrome (310221000122013).

The spelling of 210220000100001 in words is "two hundred ten trillion, two hundred twenty billion, one hundred thousand, one".