1202122100111 has 8 divisors (see below), whose sum is σ = 1223291673648. Its totient is φ = 1181134240000.

The previous prime is 1202122100089. The next prime is 1202122100149. The reversal of 1202122100111 is 1110012212021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202122100111 - 2¹⁸ = 1202121837967 is a prime.

It is a super-2 number, since 2×1202122100111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202122100171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45415010 + ... + 45441471.

It is an arithmetic number, because the mean of its divisors is an integer number (152911459206).

Almost surely, 2^{1202122100111} is an apocalyptic number.

1202122100111 is a deficient number, since it is larger than the sum of its proper divisors (21169573537).

1202122100111 is a wasteful number, since it uses less digits than its factorization.

1202122100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90856713.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1202122100111 its reverse (1110012212021), we get a palindrome (2312134312132).

The spelling of 1202122100111 in words is "one trillion, two hundred two billion, one hundred twenty-two million, one hundred thousand, one hundred eleven".