1210012051 has 2 divisors, whose sum is σ = 1210012052. Its totient is φ = 1210012050.

The previous prime is 1210012007. The next prime is 1210012079. The reversal of 1210012051 is 1502100121.

It is a strong prime.

It is an emirp because it is prime and its reverse (1502100121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210012051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1210012091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605006025 + 605006026.

It is an arithmetic number, because the mean of its divisors is an integer number (605006026).

Almost surely, 2^1210012051 is an apocalyptic number.

1210012051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210012051 is an equidigital number, since it uses as much as digits as its factorization.

1210012051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 1210012051 is about 34785.2274823667. The cubic root of 1210012051 is about 1065.6057743782.

Adding to 1210012051 its reverse (1502100121), we get a palindrome (2712112172).

The spelling of 1210012051 in words is "one billion, two hundred ten million, twelve thousand, fifty-one".