101021122 has 4 divisors (see below), whose sum is σ = 151531686. Its totient is φ = 50510560.

The previous prime is 101021117. The next prime is 101021131. The reversal of 101021122 is 221120101.

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

It can be written as a sum of positive squares in only one way, i.e., 95863681 + 5157441 = 9791^2 + 2271^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101021099 and 101021108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255279 + ... + 25255282.

Almost surely, 2^101021122 is an apocalyptic number.

101021122 is a deficient number, since it is larger than the sum of its proper divisors (50510564).

101021122 is an equidigital number, since it uses as much as digits as its factorization.

101021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510563.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 101021122 is about 10050.9264249620. The cubic root of 101021122 is about 465.7334123311.

Adding to 101021122 its reverse (221120101), we get a palindrome (322141223).

The spelling of 101021122 in words is "one hundred one million, twenty-one thousand, one hundred twenty-two".