101021331122 has 4 divisors (see below), whose sum is σ = 151531996686. Its totient is φ = 50510665560.

The previous prime is 101021331121. The next prime is 101021331143. The reversal of 101021331122 is 221133120101.

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., 91275890161 + 9745440961 = 302119^2 + 98719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101021331122.

It is not an unprimeable number, because it can be changed into a prime (101021331121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255332779 + ... + 25255332782.

Almost surely, 2^101021331122 is an apocalyptic number.

101021331122 is a deficient number, since it is larger than the sum of its proper divisors (50510665564).

101021331122 is an equidigital number, since it uses as much as digits as its factorization.

101021331122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510665563.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101021331122 its reverse (221133120101), we get a palindrome (322154451223).

The spelling of 101021331122 in words is "one hundred one billion, twenty-one million, three hundred thirty-one thousand, one hundred twenty-two".