100001120021022 has 64 divisors (see below), whose sum is σ = 231023327040000. Its totient is φ = 28520238689280.

The previous prime is 100001120021021. The next prime is 100001120021027. The reversal of 100001120021022 is 220120021100001.

It is a junction number, because it is equal to n+sod(n) for n = 100001120020989 and 100001120021007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001120021021) 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, 55891354 + ... + 57652802.

It is an arithmetic number, because the mean of its divisors is an integer number (3609739485000).

Almost surely, 2^{100001120021022} is an apocalyptic number.

100001120021022 is an abundant number, since it is smaller than the sum of its proper divisors (131022207018978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100001120021022 is a wasteful number, since it uses less digits than its factorization.

100001120021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812081.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100001120021022 its reverse (220120021100001), we get a palindrome (320121141121023).

The spelling of 100001120021022 in words is "one hundred trillion, one billion, one hundred twenty million, twenty-one thousand, twenty-two".