1001120120202 has 64 divisors (see below), whose sum is σ = 2061105758208. Its totient is φ = 323938440000.

The previous prime is 1001120120171. The next prime is 1001120120219. The reversal of 1001120120202 is 2020210211001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207225927 + ... + 207230757.

It is an arithmetic number, because the mean of its divisors is an integer number (32204777472).

Almost surely, 2^{1001120120202} is an apocalyptic number.

1001120120202 is an abundant number, since it is smaller than the sum of its proper divisors (1059985638006).

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

1001120120202 is a wasteful number, since it uses less digits than its factorization.

1001120120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6835.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001120120202 its reverse (2020210211001), we get a palindrome (3021330331203).

The spelling of 1001120120202 in words is "one trillion, one billion, one hundred twenty million, one hundred twenty thousand, two hundred two".