101889022 has 4 divisors (see below), whose sum is σ = 152833536. Its totient is φ = 50944510.

The previous prime is 101889019. The next prime is 101889023. The reversal of 101889022 is 220988101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220988101 = 101 ⋅2188001.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101889023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25472254 + ... + 25472257.

It is an arithmetic number, because the mean of its divisors is an integer number (38208384).

Almost surely, 2^101889022 is an apocalyptic number.

101889022 is a deficient number, since it is larger than the sum of its proper divisors (50944514).

101889022 is an equidigital number, since it uses as much as digits as its factorization.

101889022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50944513.

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 101889022 is about 10094.0092133899. The cubic root of 101889022 is about 467.0633585000.

The spelling of 101889022 in words is "one hundred one million, eight hundred eighty-nine thousand, twenty-two".