73432123020203 has 8 divisors (see below), whose sum is σ = 75425722612080. Its totient is φ = 71438994355680.

The previous prime is 73432123020197. The next prime is 73432123020229. The reversal of 73432123020203 is 30202032123437.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73432123020203 is a prime.

It is a super-2 number, since 2×73432123020203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73432123020203.

It is not an unprimeable number, because it can be changed into a prime (73432123050203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117415733 + ... + 118039478.

It is an arithmetic number, because the mean of its divisors is an integer number (9428215326510).

Almost surely, 2^{73432123020203} is an apocalyptic number.

73432123020203 is a deficient number, since it is larger than the sum of its proper divisors (1993599591877).

73432123020203 is a wasteful number, since it uses less digits than its factorization.

73432123020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235463677.

The product of its (nonzero) digits is 36288, while the sum is 32.

The spelling of 73432123020203 in words is "seventy-three trillion, four hundred thirty-two billion, one hundred twenty-three million, twenty thousand, two hundred three".