101210121983 has 2 divisors, whose sum is σ = 101210121984. Its totient is φ = 101210121982.

The previous prime is 101210121977. The next prime is 101210121989. The reversal of 101210121983 is 389121012101.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (101210121977) and next prime (101210121989).

It is a cyclic number.

It is not a de Polignac number, because 101210121983 - 2³⁰ = 100136380159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101210121989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605060991 + 50605060992.

It is an arithmetic number, because the mean of its divisors is an integer number (50605060992).

Almost surely, 2^101210121983 is an apocalyptic number.

101210121983 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210121983 is an equidigital number, since it uses as much as digits as its factorization.

101210121983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 101210121983 in words is "one hundred one billion, two hundred ten million, one hundred twenty-one thousand, nine hundred eighty-three".