2001101201202 has 16 divisors (see below), whose sum is σ = 4008795823872. Its totient is φ = 665934830160.

The previous prime is 2001101201189. The next prime is 2001101201299. The reversal of 2001101201202 is 2021021011002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274721949 + ... + 274729232.

It is an arithmetic number, because the mean of its divisors is an integer number (250549738992).

Almost surely, 2^{2001101201202} is an apocalyptic number.

2001101201202 is an abundant number, since it is smaller than the sum of its proper divisors (2007694622670).

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

2001101201202 is a wasteful number, since it uses less digits than its factorization.

2001101201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549451793.

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

Adding to 2001101201202 its reverse (2021021011002), we get a palindrome (4022122212204).

The spelling of 2001101201202 in words is "two trillion, one billion, one hundred one million, two hundred one thousand, two hundred two".