2002201202001 has 64 divisors (see below), whose sum is σ = 3597990359040. Its totient is φ = 956445546240.

The previous prime is 2002201201967. The next prime is 2002201202009. The reversal of 2002201202001 is 1002021022002.

It is not a de Polignac number, because 2002201202001 - 2¹³ = 2002201193809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002201202009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 477766 + ... + 2057343.

It is an arithmetic number, because the mean of its divisors is an integer number (56218599360).

Almost surely, 2^{2002201202001} is an apocalyptic number.

2002201202001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2002201202001 is a deficient number, since it is larger than the sum of its proper divisors (1595789157039).

2002201202001 is a wasteful number, since it uses less digits than its factorization.

2002201202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535406.

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

Adding to 2002201202001 its reverse (1002021022002), we get a palindrome (3004222224003).

The spelling of 2002201202001 in words is "two trillion, two billion, two hundred one million, two hundred two thousand, one".