101321223020947 has 2 divisors, whose sum is σ = 101321223020948. Its totient is φ = 101321223020946.

The previous prime is 101321223020933. The next prime is 101321223021001. The reversal of 101321223020947 is 749020322123101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101321223020947 is a prime.

It is not a weakly prime, because it can be changed into another prime (101321223090947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660611510473 + 50660611510474.

It is an arithmetic number, because the mean of its divisors is an integer number (50660611510474).

Almost surely, 2^{101321223020947} is an apocalyptic number.

101321223020947 is a deficient number, since it is larger than the sum of its proper divisors (1).

101321223020947 is an equidigital number, since it uses as much as digits as its factorization.

101321223020947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 101321223020947 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred twenty-three million, twenty thousand, nine hundred forty-seven".