1202001022111 has 8 divisors (see below), whose sum is σ = 1208813258880. Its totient is φ = 1195189865112.

The previous prime is 1202001022097. The next prime is 1202001022133. The reversal of 1202001022111 is 1112201002021.

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 1202001022111 - 2²³ = 1201992633503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1202001022091 and 1202001022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202001022511) 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, 2017516 + ... + 2544478.

It is an arithmetic number, because the mean of its divisors is an integer number (151101657360).

Almost surely, 2^{1202001022111} is an apocalyptic number.

1202001022111 is a deficient number, since it is larger than the sum of its proper divisors (6812236769).

1202001022111 is a wasteful number, since it uses less digits than its factorization.

1202001022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539885.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1202001022111 its reverse (1112201002021), we get a palindrome (2314202024132).

The spelling of 1202001022111 in words is "one trillion, two hundred two billion, one million, twenty-two thousand, one hundred eleven".