2201001021012 has 48 divisors (see below), whose sum is σ = 5261317633152. Its totient is φ = 715719851520.

The previous prime is 2201001020987. The next prime is 2201001021031. The reversal of 2201001021012 is 2101201001022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6805233 + ... + 7121319.

It is an arithmetic number, because the mean of its divisors is an integer number (109610784024).

Almost surely, 2^{2201001021012} is an apocalyptic number.

It is an amenable number.

2201001021012 is an abundant number, since it is smaller than the sum of its proper divisors (3060316612140).

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

2201001021012 is a wasteful number, since it uses less digits than its factorization.

2201001021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330288 (or 330286 counting only the distinct ones).

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

Adding to 2201001021012 its reverse (2101201001022), we get a palindrome (4302202022034).

The spelling of 2201001021012 in words is "two trillion, two hundred one billion, one million, twenty-one thousand, twelve".