101131022 has 4 divisors (see below), whose sum is σ = 151696536. Its totient is φ = 50565510.

The previous prime is 101131013. The next prime is 101131031. The reversal of 101131022 is 220131101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220131101 = 53 ⋅4153417.

It is an interprime number because it is at equal distance from previous prime (101131013) and next prime (101131031).

It is a super-2 number, since 2×101131022² = 20454967221528968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101130994 and 101131012.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25282754 + ... + 25282757.

It is an arithmetic number, because the mean of its divisors is an integer number (37924134).

Almost surely, 2^101131022 is an apocalyptic number.

101131022 is a deficient number, since it is larger than the sum of its proper divisors (50565514).

101131022 is an equidigital number, since it uses as much as digits as its factorization.

101131022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50565513.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 101131022 is about 10056.3920965722. The cubic root of 101131022 is about 465.9022402333.

Adding to 101131022 its reverse (220131101), we get a palindrome (321262123).

The spelling of 101131022 in words is "one hundred one million, one hundred thirty-one thousand, twenty-two".