200120020021002 has 64 divisors (see below), whose sum is σ = 410238225365760. Its totient is φ = 65064301092864.

The previous prime is 200120020021001. The next prime is 200120020021063.

200120020021002 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (200120020021001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9441274 + ... + 22121882.

It is an arithmetic number, because the mean of its divisors is an integer number (6409972271340).

Almost surely, 2^{200120020021002} is an apocalyptic number.

200120020021002 is an abundant number, since it is smaller than the sum of its proper divisors (210118205344758).

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

200120020021002 is a wasteful number, since it uses less digits than its factorization.

200120020021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12681087.

The product of its (nonzero) digits is 32, while the sum is 12.

The spelling of 200120020021002 in words is "two hundred trillion, one hundred twenty billion, twenty million, twenty-one thousand, two".