100022121010111 has 4 divisors (see below), whose sum is σ = 100022407530400. Its totient is φ = 100021834489824.

The previous prime is 100022121010061. The next prime is 100022121010153. The reversal of 100022121010111 is 111010121220001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100022121010111 - 2¹³ = 100022121001919 is a prime.

It is a super-2 number, since 2×100022121010111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100022121010091 and 100022121010100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022121010171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142735866 + ... + 143434903.

It is an arithmetic number, because the mean of its divisors is an integer number (25005601882600).

Almost surely, 2^{100022121010111} is an apocalyptic number.

100022121010111 is a deficient number, since it is larger than the sum of its proper divisors (286520289).

100022121010111 is an equidigital number, since it uses as much as digits as its factorization.

100022121010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286520288.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100022121010111 its reverse (111010121220001), we get a palindrome (211032242230112).

The spelling of 100022121010111 in words is "one hundred trillion, twenty-two billion, one hundred twenty-one million, ten thousand, one hundred eleven".