1200102101022 has 24 divisors (see below), whose sum is σ = 2638240984008. Its totient is φ = 363667303120.

The previous prime is 1200102100999. The next prime is 1200102101137. The reversal of 1200102101022 is 2201012010021.

It is a junction number, because it is equal to n+sod(n) for n = 1200102100989 and 1200102101007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 826515873 + ... + 826517324.

It is an arithmetic number, because the mean of its divisors is an integer number (109926707667).

Almost surely, 2^{1200102101022} is an apocalyptic number.

1200102101022 is an abundant number, since it is smaller than the sum of its proper divisors (1438138882986).

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

1200102101022 is a wasteful number, since it uses less digits than its factorization.

1200102101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653033224 (or 1653033213 counting only the distinct ones).

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

Adding to 1200102101022 its reverse (2201012010021), we get a palindrome (3401114111043).

The spelling of 1200102101022 in words is "one trillion, two hundred billion, one hundred two million, one hundred one thousand, twenty-two".