1021312023007 has 2 divisors, whose sum is σ = 1021312023008. Its totient is φ = 1021312023006.

The previous prime is 1021312022993. The next prime is 1021312023023. The reversal of 1021312023007 is 7003202131201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021312023007 - 2¹⁵ = 1021311990239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021312023037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510656011503 + 510656011504.

It is an arithmetic number, because the mean of its divisors is an integer number (510656011504).

Almost surely, 2^{1021312023007} is an apocalyptic number.

1021312023007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021312023007 is an equidigital number, since it uses as much as digits as its factorization.

1021312023007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 1021312023007 its reverse (7003202131201), we get a palindrome (8024514154208).

The spelling of 1021312023007 in words is "one trillion, twenty-one billion, three hundred twelve million, twenty-three thousand, seven".