101143051 has 4 divisors (see below), whose sum is σ = 102857400. Its totient is φ = 99428704.

The previous prime is 101143019. The next prime is 101143057. The reversal of 101143051 is 150341101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150341101 = 37 ⋅4063273.

It is a cyclic number.

It is not a de Polignac number, because 101143051 - 2⁵ = 101143019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101143057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857086 + ... + 857203.

It is an arithmetic number, because the mean of its divisors is an integer number (25714350).

Almost surely, 2^101143051 is an apocalyptic number.

101143051 is a deficient number, since it is larger than the sum of its proper divisors (1714349).

101143051 is an equidigital number, since it uses as much as digits as its factorization.

101143051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714348.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 101143051 is about 10056.9901561054. The cubic root of 101143051 is about 465.9207117031.

Adding to 101143051 its reverse (150341101), we get a palindrome (251484152).

The spelling of 101143051 in words is "one hundred one million, one hundred forty-three thousand, fifty-one".