1200102222022 has 32 divisors (see below), whose sum is σ = 1988913475584. Its totient is φ = 543054548520.

The previous prime is 1200102221977. The next prime is 1200102222031. The reversal of 1200102222022 is 2202222010021.

It is a junction number, because it is equal to n+sod(n) for n = 1200102221987 and 1200102222005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417198 + ... + 1604449.

It is an arithmetic number, because the mean of its divisors is an integer number (62153546112).

Almost surely, 2^{1200102222022} is an apocalyptic number.

1200102222022 is a deficient number, since it is larger than the sum of its proper divisors (788811253562).

1200102222022 is a wasteful number, since it uses less digits than its factorization.

1200102222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021905 (or 2021883 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1200102222022 its reverse (2202222010021), we get a palindrome (3402324232043).

The spelling of 1200102222022 in words is "one trillion, two hundred billion, one hundred two million, two hundred twenty-two thousand, twenty-two".