1200102011022 has 96 divisors (see below), whose sum is σ = 2546091753120. Its totient is φ = 377052318720.

The previous prime is 1200102010993. The next prime is 1200102011023. The reversal of 1200102011022 is 2201102010021.

It is a junction number, because it is equal to n+sod(n) for n = 1200102010989 and 1200102011007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200102011023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 580038604 + ... + 580040672.

It is an arithmetic number, because the mean of its divisors is an integer number (26521789095).

Almost surely, 2^{1200102011022} is an apocalyptic number.

1200102011022 is an abundant number, since it is smaller than the sum of its proper divisors (1345989742098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200102011022 is a wasteful number, since it uses less digits than its factorization.

1200102011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346 (or 3327 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1200102011022 its reverse (2201102010021), we get a palindrome (3401204021043).

The spelling of 1200102011022 in words is "one trillion, two hundred billion, one hundred two million, eleven thousand, twenty-two".