1212000201022 has 32 divisors (see below), whose sum is σ = 2043600777792. Its totient is φ = 534898493184.

The previous prime is 1212000200977. The next prime is 1212000201031. The reversal of 1212000201022 is 2201020002121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1212000200993 and 1212000201011.

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, 1636548 + ... + 2258824.

It is an arithmetic number, because the mean of its divisors is an integer number (63862524306).

Almost surely, 2^{1212000201022} is an apocalyptic number.

1212000201022 is a deficient number, since it is larger than the sum of its proper divisors (831600576770).

1212000201022 is a wasteful number, since it uses less digits than its factorization.

1212000201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625572.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1212000201022 its reverse (2201020002121), we get a palindrome (3413020203143).

The spelling of 1212000201022 in words is "one trillion, two hundred twelve billion, two hundred one thousand, twenty-two".