103122220212122 has 4 divisors (see below), whose sum is σ = 154683330318186. Its totient is φ = 51561110106060.

The previous prime is 103122220212079. The next prime is 103122220212131. The reversal of 103122220212122 is 221212022221301.

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., 76153215949561 + 26969004262561 = 8726581^2 + 5193169^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25780555053029 + ... + 25780555053032.

Almost surely, 2^{103122220212122} is an apocalyptic number.

103122220212122 is a deficient number, since it is larger than the sum of its proper divisors (51561110106064).

103122220212122 is an equidigital number, since it uses as much as digits as its factorization.

103122220212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51561110106063.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 103122220212122 its reverse (221212022221301), we get a palindrome (324334242433423).

The spelling of 103122220212122 in words is "one hundred three trillion, one hundred twenty-two billion, two hundred twenty million, two hundred twelve thousand, one hundred twenty-two".