101223651226 has 8 divisors (see below), whose sum is σ = 152098624980. Its totient is φ = 50524109568.

The previous prime is 101223651211. The next prime is 101223651233. The reversal of 101223651226 is 622156322101.

It can be written as a sum of positive squares in 2 ways, for example, as 101031801025 + 191850201 = 317855^2 + 13851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43856581 + ... + 43858888.

Almost surely, 2^101223651226 is an apocalyptic number.

101223651226 is a deficient number, since it is larger than the sum of its proper divisors (50874973754).

101223651226 is an equidigital number, since it uses as much as digits as its factorization.

101223651226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87716048.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 101223651226 its reverse (622156322101), we get a palindrome (723379973327).

The spelling of 101223651226 in words is "one hundred one billion, two hundred twenty-three million, six hundred fifty-one thousand, two hundred twenty-six".