101973531043 has 2 divisors, whose sum is σ = 101973531044. Its totient is φ = 101973531042.

The previous prime is 101973531029. The next prime is 101973531071. The reversal of 101973531043 is 340135379101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101973531043 - 2²⁹ = 101436660131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101973530993 and 101973531011.

It is not a weakly prime, because it can be changed into another prime (101973531083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50986765521 + 50986765522.

It is an arithmetic number, because the mean of its divisors is an integer number (50986765522).

Almost surely, 2^101973531043 is an apocalyptic number.

101973531043 is a deficient number, since it is larger than the sum of its proper divisors (1).

101973531043 is an equidigital number, since it uses as much as digits as its factorization.

101973531043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The spelling of 101973531043 in words is "one hundred one billion, nine hundred seventy-three million, five hundred thirty-one thousand, forty-three".