2012100211122 has 16 divisors (see below), whose sum is σ = 4024560792672. Its totient is φ = 670640008640.

The previous prime is 2012100211117. The next prime is 2012100211127. The reversal of 2012100211122 is 2211120012102.

It is an interprime number because it is at equal distance from previous prime (2012100211117) and next prime (2012100211127).

It is not an unprimeable number, because it can be changed into a prime (2012100211127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14942823 + ... + 15076874.

It is an arithmetic number, because the mean of its divisors is an integer number (251535049542).

Almost surely, 2^{2012100211122} is an apocalyptic number.

2012100211122 is an abundant number, since it is smaller than the sum of its proper divisors (2012460581550).

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

2012100211122 is a wasteful number, since it uses less digits than its factorization.

2012100211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30030873.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012100211122 its reverse (2211120012102), we get a palindrome (4223220223224).

It can be divided in two parts, 2012100 and 211122, that added together give a palindrome (2223222).

The spelling of 2012100211122 in words is "two trillion, twelve billion, one hundred million, two hundred eleven thousand, one hundred twenty-two".