101120021988343 has 2 divisors, whose sum is σ = 101120021988344. Its totient is φ = 101120021988342.

The previous prime is 101120021988331. The next prime is 101120021988383. The reversal of 101120021988343 is 343889120021101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101120021988343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101120021988343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101120021988383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560010994171 + 50560010994172.

It is an arithmetic number, because the mean of its divisors is an integer number (50560010994172).

Almost surely, 2^{101120021988343} is an apocalyptic number.

101120021988343 is a deficient number, since it is larger than the sum of its proper divisors (1).

101120021988343 is an equidigital number, since it uses as much as digits as its factorization.

101120021988343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 43.

The spelling of 101120021988343 in words is "one hundred one trillion, one hundred twenty billion, twenty-one million, nine hundred eighty-eight thousand, three hundred forty-three".