101122222122111 has 16 divisors (see below), whose sum is σ = 142761080448000. Its totient is φ = 63449105731968.

The previous prime is 101122222122109. The next prime is 101122222122133. The reversal of 101122222122111 is 111221222221101.

It is not a de Polignac number, because 101122222122111 - 2¹ = 101122222122109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122222132111) 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, 26645490 + ... + 30203088.

It is an arithmetic number, because the mean of its divisors is an integer number (8922567528000).

Almost surely, 2^{101122222122111} is an apocalyptic number.

101122222122111 is a deficient number, since it is larger than the sum of its proper divisors (41638858325889).

101122222122111 is a wasteful number, since it uses less digits than its factorization.

101122222122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114958.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 101122222122111 its reverse (111221222221101), we get a palindrome (212343444343212).

The spelling of 101122222122111 in words is "one hundred one trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred eleven".