101023001043 has 8 divisors (see below), whose sum is σ = 134703392208. Its totient is φ = 67345638624.

The previous prime is 101023001029. The next prime is 101023001077. The reversal of 101023001043 is 340100320101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101023001043 - 2¹⁴ = 101022984659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101023003043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678180 + ... + 813617.

It is an arithmetic number, because the mean of its divisors is an integer number (16837924026).

Almost surely, 2^101023001043 is an apocalyptic number.

101023001043 is a deficient number, since it is larger than the sum of its proper divisors (33680391165).

101023001043 is a wasteful number, since it uses less digits than its factorization.

101023001043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514373.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101023001043 its reverse (340100320101), we get a palindrome (441123321144).

The spelling of 101023001043 in words is "one hundred one billion, twenty-three million, one thousand, forty-three".