100022120121111 has 16 divisors (see below), whose sum is σ = 134476518612480. Its totient is φ = 66126882890880.

The previous prime is 100022120121109. The next prime is 100022120121127. The reversal of 100022120121111 is 111121021220001.

It is a happy number.

It is not a de Polignac number, because 100022120121111 - 2¹ = 100022120121109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022120121191) 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, 289248085 + ... + 289593678.

It is an arithmetic number, because the mean of its divisors is an integer number (8404782413280).

Almost surely, 2^{100022120121111} is an apocalyptic number.

100022120121111 is a deficient number, since it is larger than the sum of its proper divisors (34454398491369).

100022120121111 is a wasteful number, since it uses less digits than its factorization.

100022120121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578842246.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100022120121111 its reverse (111121021220001), we get a palindrome (211143141341112).

The spelling of 100022120121111 in words is "one hundred trillion, twenty-two billion, one hundred twenty million, one hundred twenty-one thousand, one hundred eleven".