101402043 has 4 divisors (see below), whose sum is σ = 135202728. Its totient is φ = 67601360.

The previous prime is 101402039. The next prime is 101402051. The reversal of 101402043 is 340204101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101402043 - 2² = 101402039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101402003) 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, 16900338 + ... + 16900343.

It is an arithmetic number, because the mean of its divisors is an integer number (33800682).

Almost surely, 2^101402043 is an apocalyptic number.

101402043 is a deficient number, since it is larger than the sum of its proper divisors (33800685).

101402043 is an equidigital number, since it uses as much as digits as its factorization.

101402043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33800684.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 101402043 is about 10069.8581419998. The cubic root of 101402043 is about 466.3180594344.

Adding to 101402043 its reverse (340204101), we get a palindrome (441606144).

The spelling of 101402043 in words is "one hundred one million, four hundred two thousand, forty-three".