1202222221002 has 80 divisors (see below), whose sum is σ = 2946645785952. Its totient is φ = 363332861280.

The previous prime is 1202222220973. The next prime is 1202222221037. The reversal of 1202222221002 is 2001222222021.

1202222221002 is a `hidden beast` number, since 120 + 222 + 222 + 100 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 239668 + ... + 1569039.

Almost surely, 2^{1202222221002} is an apocalyptic number.

1202222221002 is an abundant number, since it is smaller than the sum of its proper divisors (1744423564950).

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

1202222221002 is a wasteful number, since it uses less digits than its factorization.

1202222221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809105 (or 1809096 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1202222221002 its reverse (2001222222021), we get a palindrome (3203444443023).

The spelling of 1202222221002 in words is "one trillion, two hundred two billion, two hundred twenty-two million, two hundred twenty-one thousand, two".