2011400012 has 6 divisors (see below), whose sum is σ = 3519950028. Its totient is φ = 1005700004.

The previous prime is 2011400003. The next prime is 2011400029. The reversal of 2011400012 is 2100041102.

It is a junction number, because it is equal to n+sod(n) for n = 2011399966 and 2011400002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251424998 + ... + 251425005.

It is an arithmetic number, because the mean of its divisors is an integer number (586658338).

Almost surely, 2^2011400012 is an apocalyptic number.

It is an amenable number.

2011400012 is a deficient number, since it is larger than the sum of its proper divisors (1508550016).

2011400012 is a wasteful number, since it uses less digits than its factorization.

2011400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502850007 (or 502850005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2011400012 is about 44848.6344496686. The cubic root of 2011400012 is about 1262.3103684335.

Adding to 2011400012 its reverse (2100041102), we get a palindrome (4111441114).

The spelling of 2011400012 in words is "two billion, eleven million, four hundred thousand, twelve".