1002022201012 has 48 divisors (see below), whose sum is σ = 2062503983232. Its totient is φ = 417026494080.

The previous prime is 1002022200983. The next prime is 1002022201027. The reversal of 1002022201012 is 2101022202001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1002022200983 and 1002022201001.

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, 2197039 + ... + 2613622.

It is an arithmetic number, because the mean of its divisors is an integer number (42968832984).

Almost surely, 2^{1002022201012} is an apocalyptic number.

It is an amenable number.

1002022201012 is an abundant number, since it is smaller than the sum of its proper divisors (1060481782220).

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

1002022201012 is a wasteful number, since it uses less digits than its factorization.

1002022201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810888 (or 4810886 counting only the distinct ones).

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

Adding to 1002022201012 its reverse (2101022202001), we get a palindrome (3103044403013).

The spelling of 1002022201012 in words is "one trillion, two billion, twenty-two million, two hundred one thousand, twelve".