101400122 has 4 divisors (see below), whose sum is σ = 152100186. Its totient is φ = 50700060.

The previous prime is 101400113. The next prime is 101400133. The reversal of 101400122 is 221004101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221004101 = 149 ⋅1483249.

It can be written as a sum of positive squares in only one way, i.e., 66601921 + 34798201 = 8161^2 + 5899^2 .

It is a super-2 number, since 2×101400122² = 20563969483229768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25350029 + ... + 25350032.

Almost surely, 2^101400122 is an apocalyptic number.

101400122 is a deficient number, since it is larger than the sum of its proper divisors (50700064).

101400122 is an equidigital number, since it uses as much as digits as its factorization.

101400122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50700063.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 101400122 is about 10069.7627578806. The cubic root of 101400122 is about 466.3151147119.

Adding to 101400122 its reverse (221004101), we get a palindrome (322404223).

The spelling of 101400122 in words is "one hundred one million, four hundred thousand, one hundred twenty-two".