1200102022111 has 8 divisors (see below), whose sum is σ = 1200926810864. Its totient is φ = 1199277394560.

The previous prime is 1200102022079. The next prime is 1200102022127. The reversal of 1200102022111 is 1112202010021.

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 1200102022111 - 2⁵ = 1200102022079 is a prime.

It is a super-2 number, since 2×1200102022111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1200102022091 and 1200102022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200102022211) 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, 17388391 + ... + 17457271.

It is an arithmetic number, because the mean of its divisors is an integer number (150115851358).

Almost surely, 2^{1200102022111} is an apocalyptic number.

1200102022111 is a deficient number, since it is larger than the sum of its proper divisors (824788753).

1200102022111 is an equidigital number, since it uses as much as digits as its factorization.

1200102022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80601.

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

Adding to 1200102022111 its reverse (1112202010021), we get a palindrome (2312304032132).

The spelling of 1200102022111 in words is "one trillion, two hundred billion, one hundred two million, twenty-two thousand, one hundred eleven".