90001230033 has 48 divisors (see below), whose sum is σ = 142167142656. Its totient is φ = 50204157120.

The previous prime is 90001230029. The next prime is 90001230079. The reversal of 90001230033 is 33003210009.

It is not a de Polignac number, because 90001230033 - 2² = 90001230029 is a prime.

It is a super-3 number, since 3×90001230033³ (a number of 34 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 90001229991 and 90001230009.

It is not an unprimeable number, because it can be changed into a prime (90001230013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1911966 + ... + 1958472.

It is an arithmetic number, because the mean of its divisors is an integer number (2961815472).

Almost surely, 2^90001230033 is an apocalyptic number.

It is an amenable number.

90001230033 is a deficient number, since it is larger than the sum of its proper divisors (52165912623).

90001230033 is a wasteful number, since it uses less digits than its factorization.

90001230033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46894 (or 46881 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

The spelling of 90001230033 in words is "ninety billion, one million, two hundred thirty thousand, thirty-three".