1202100122111 has 8 divisors (see below), whose sum is σ = 1382926915584. Its totient is φ = 1023547879800.

The previous prime is 1202100122053. The next prime is 1202100122131. The reversal of 1202100122111 is 1112210012021.

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 1202100122111 - 2¹⁴ = 1202100105727 is a prime.

It is a super-2 number, since 2×1202100122111² (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 (1202100122131) 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, 568636655 + ... + 568638768.

It is an arithmetic number, because the mean of its divisors is an integer number (172865864448).

Almost surely, 2^{1202100122111} is an apocalyptic number.

1202100122111 is a deficient number, since it is larger than the sum of its proper divisors (180826793473).

1202100122111 is a wasteful number, since it uses less digits than its factorization.

1202100122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137275581.

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

Adding to 1202100122111 its reverse (1112210012021), we get a palindrome (2314310134132).

The spelling of 1202100122111 in words is "one trillion, two hundred two billion, one hundred million, one hundred twenty-two thousand, one hundred eleven".