101272433 has 4 divisors (see below), whose sum is σ = 101318820. Its totient is φ = 101226048.

The previous prime is 101272421. The next prime is 101272459. The reversal of 101272433 is 334272101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 334272101 = 31 ⋅10782971.

It can be written as a sum of positive squares in 2 ways, for example, as 46689889 + 54582544 = 6833^2 + 7388^2 .

It is a cyclic number.

It is not a de Polignac number, because 101272433 - 2⁸ = 101272177 is a prime.

It is a super-2 number, since 2×101272433² = 20512211371478978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101272399 and 101272408.

It is not an unprimeable number, because it can be changed into a prime (101272403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19748 + ... + 24341.

It is an arithmetic number, because the mean of its divisors is an integer number (25329705).

Almost surely, 2^101272433 is an apocalyptic number.

It is an amenable number.

101272433 is a deficient number, since it is larger than the sum of its proper divisors (46387).

101272433 is an equidigital number, since it uses as much as digits as its factorization.

101272433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46386.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 101272433 is about 10063.4205417442. The cubic root of 101272433 is about 466.1192953496.

The spelling of 101272433 in words is "one hundred one million, two hundred seventy-two thousand, four hundred thirty-three".