2012121034 has 32 divisors (see below), whose sum is σ = 3797481600. Its totient is φ = 776744640.

The previous prime is 2012121031. The next prime is 2012121047. The reversal of 2012121034 is 4301212102.

It is a junction number, because it is equal to n+sod(n) for n = 2012120999 and 2012121017.

It is not an unprimeable number, because it can be changed into a prime (2012121031) 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, 43149 + ... + 76720.

It is an arithmetic number, because the mean of its divisors is an integer number (118671300).

Almost surely, 2^2012121034 is an apocalyptic number.

2012121034 is a deficient number, since it is larger than the sum of its proper divisors (1785360566).

2012121034 is a wasteful number, since it uses less digits than its factorization.

2012121034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119998.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2012121034 is about 44856.6721235537. The cubic root of 2012121034 is about 1262.4611829257.

Adding to 2012121034 its reverse (4301212102), we get a palindrome (6313333136).

The spelling of 2012121034 in words is "two billion, twelve million, one hundred twenty-one thousand, thirty-four".