2012211023 has 8 divisors (see below), whose sum is σ = 2148746880. Its totient is φ = 1880151840.

The previous prime is 2012211007. The next prime is 2012211037. The reversal of 2012211023 is 3201122102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012211023 - 2⁴ = 2012211007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012210989 and 2012211007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012211053) 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, 1118240 + ... + 1120037.

It is an arithmetic number, because the mean of its divisors is an integer number (268593360).

Almost surely, 2^2012211023 is an apocalyptic number.

2012211023 is a deficient number, since it is larger than the sum of its proper divisors (136535857).

2012211023 is a wasteful number, since it uses less digits than its factorization.

2012211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238337.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2012211023 is about 44857.6751849670. The cubic root of 2012211023 is about 1262.4800031862.

Adding to 2012211023 its reverse (3201122102), we get a palindrome (5213333125).

The spelling of 2012211023 in words is "two billion, twelve million, two hundred eleven thousand, twenty-three".