2011200210123 has 16 divisors (see below), whose sum is σ = 2981034556416. Its totient is φ = 1197737097120.

The previous prime is 2011200210119. The next prime is 2011200210127. The reversal of 2011200210123 is 3210120021102.

It is an interprime number because it is at equal distance from previous prime (2011200210119) and next prime (2011200210127).

It is not a de Polignac number, because 2011200210123 - 2² = 2011200210119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011200210127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 831760665 + ... + 831763082.

It is an arithmetic number, because the mean of its divisors is an integer number (186314659776).

Almost surely, 2^{2011200210123} is an apocalyptic number.

2011200210123 is a deficient number, since it is larger than the sum of its proper divisors (969834346293).

2011200210123 is a wasteful number, since it uses less digits than its factorization.

2011200210123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663523794.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2011200210123 its reverse (3210120021102), we get a palindrome (5221320231225).

The spelling of 2011200210123 in words is "two trillion, eleven billion, two hundred million, two hundred ten thousand, one hundred twenty-three".