200122021012 has 48 divisors (see below), whose sum is σ = 374665426240. Its totient is φ = 93250662912.

The previous prime is 200122021003. The next prime is 200122021061. The reversal of 200122021012 is 210120221002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200122020983 and 200122021001.

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, 3705628 + ... + 3759244.

Almost surely, 2^200122021012 is an apocalyptic number.

It is an amenable number.

200122021012 is a deficient number, since it is larger than the sum of its proper divisors (174543405228).

200122021012 is a wasteful number, since it uses less digits than its factorization.

200122021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54440 (or 54438 counting only the distinct ones).

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

Adding to 200122021012 its reverse (210120221002), we get a palindrome (410242242014).

The spelling of 200122021012 in words is "two hundred billion, one hundred twenty-two million, twenty-one thousand, twelve".