106936194121 has 3 divisors (see below), whose sum is σ = 106936521133. Its totient is φ = 106935867110.

The previous prime is 106936194097. The next prime is 106936194149. The reversal of 106936194121 is 121491639601.

The square root of 106936194121 is 327011.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 121491639601 = 56857 ⋅2136793.

It is a de Polignac number, because none of the positive numbers 2^k-106936194121 is a prime.

It is a super-2 number, since 2×106936194121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106936194151) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 163506 + ... + 490516.

Almost surely, 2^106936194121 is an apocalyptic number.

106936194121 is the 327011-st square number.

106936194121 is the 163506-th centered octagonal number.

It is an amenable number.

106936194121 is a deficient number, since it is larger than the sum of its proper divisors (327012).

106936194121 is an frugal number, since it uses more digits than its factorization.

106936194121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654022 (or 327011 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 106936194121 in words is "one hundred six billion, nine hundred thirty-six million, one hundred ninety-four thousand, one hundred twenty-one".