1200102221111 has 8 divisors (see below), whose sum is σ = 1201534646400. Its totient is φ = 1198670072760.

The previous prime is 1200102221107. The next prime is 1200102221141. The reversal of 1200102221111 is 1111222010021.

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 1200102221111 - 2² = 1200102221107 is a prime.

It is a super-2 number, since 2×1200102221111² (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 (1200102221141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9364376 + ... + 9491666.

It is an arithmetic number, because the mean of its divisors is an integer number (150191830800).

Almost surely, 2^{1200102221111} is an apocalyptic number.

1200102221111 is a deficient number, since it is larger than the sum of its proper divisors (1432425289).

1200102221111 is a wasteful number, since it uses less digits than its factorization.

1200102221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138469.

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

Adding to 1200102221111 its reverse (1111222010021), we get a palindrome (2311324231132).

The spelling of 1200102221111 in words is "one trillion, two hundred billion, one hundred two million, two hundred twenty-one thousand, one hundred eleven".