1012212001223 has 2 divisors, whose sum is σ = 1012212001224. Its totient is φ = 1012212001222.

The previous prime is 1012212001193. The next prime is 1012212001247. The reversal of 1012212001223 is 3221002122101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012212001223 - 2⁸ = 1012212000967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012212001253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506106000611 + 506106000612.

It is an arithmetic number, because the mean of its divisors is an integer number (506106000612).

Almost surely, 2^{1012212001223} is an apocalyptic number.

1012212001223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012212001223 is an equidigital number, since it uses as much as digits as its factorization.

1012212001223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1012212001223 its reverse (3221002122101), we get a palindrome (4233214123324).

The spelling of 1012212001223 in words is "one trillion, twelve billion, two hundred twelve million, one thousand, two hundred twenty-three".