2002012011111 has 32 divisors (see below), whose sum is σ = 3052809768960. Its totient is φ = 1143210410496.

The previous prime is 2002012011107. The next prime is 2002012011113. The reversal of 2002012011111 is 1111102102002.

It is not a de Polignac number, because 2002012011111 - 2² = 2002012011107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002012011113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309474585 + ... + 309481053.

It is an arithmetic number, because the mean of its divisors is an integer number (95400305280).

Almost surely, 2^{2002012011111} is an apocalyptic number.

2002012011111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2002012011111 is a deficient number, since it is larger than the sum of its proper divisors (1050797757849).

2002012011111 is a wasteful number, since it uses less digits than its factorization.

2002012011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14463.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2002012011111 its reverse (1111102102002), we get a palindrome (3113114113113).

The spelling of 2002012011111 in words is "two trillion, two billion, twelve million, eleven thousand, one hundred eleven".