122101002111 has 12 divisors (see below), whose sum is σ = 178946923736. Its totient is φ = 74000607120.

The previous prime is 122101002109. The next prime is 122101002131. The reversal of 122101002111 is 111200101221.

It is not a de Polignac number, because 122101002111 - 2¹ = 122101002109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122101002131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168182836 + ... + 168183561.

Almost surely, 2^122101002111 is an apocalyptic number.

122101002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122101002111 is a deficient number, since it is larger than the sum of its proper divisors (56845921625).

122101002111 is a wasteful number, since it uses less digits than its factorization.

122101002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336366422 (or 336366411 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122101002111 its reverse (111200101221), we get a palindrome (233301103332).

The spelling of 122101002111 in words is "one hundred twenty-two billion, one hundred one million, two thousand, one hundred eleven".