2002120001211 has 24 divisors (see below), whose sum is σ = 2935289281792. Its totient is φ = 1212970690800.

The previous prime is 2002120001173. The next prime is 2002120001227. The reversal of 2002120001211 is 1121000212002.

It is not a de Polignac number, because 2002120001211 - 2¹⁹ = 2002119476923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002120003211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25050 + ... + 2001216.

Almost surely, 2^{2002120001211} is an apocalyptic number.

2002120001211 is a deficient number, since it is larger than the sum of its proper divisors (933169280581).

2002120001211 is a wasteful number, since it uses less digits than its factorization.

2002120001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978983 (or 1978972 counting only the distinct ones).

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

Adding to 2002120001211 its reverse (1121000212002), we get a palindrome (3123120213213).

The spelling of 2002120001211 in words is "two trillion, two billion, one hundred twenty million, one thousand, two hundred eleven".