2011201323102 has 48 divisors (see below), whose sum is σ = 4385613192480. Its totient is φ = 666096152256.

The previous prime is 2011201323083. The next prime is 2011201323107. The reversal of 2011201323102 is 2013231021102.

2011201323102 is a `hidden beast` number, since 201 + 1 + 20 + 132 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011201323107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4647588 + ... + 5061864.

It is an arithmetic number, because the mean of its divisors is an integer number (91366941510).

Almost surely, 2^{2011201323102} is an apocalyptic number.

2011201323102 is an abundant number, since it is smaller than the sum of its proper divisors (2374411869378).

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

2011201323102 is a wasteful number, since it uses less digits than its factorization.

2011201323102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416017 (or 416014 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2011201323102 its reverse (2013231021102), we get a palindrome (4024432344204).

The spelling of 2011201323102 in words is "two trillion, eleven billion, two hundred one million, three hundred twenty-three thousand, one hundred two".