101226772 has 48 divisors (see below), whose sum is σ = 199221120. Its totient is φ = 44751872.

The previous prime is 101226761. The next prime is 101226793. The reversal of 101226772 is 277622101.

It is a self number, because there is not a number n which added to its sum of digits gives 101226772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91728 + ... + 92824.

It is an arithmetic number, because the mean of its divisors is an integer number (4150440).

Almost surely, 2^101226772 is an apocalyptic number.

It is an amenable number.

101226772 is a deficient number, since it is larger than the sum of its proper divisors (97994348).

101226772 is a wasteful number, since it uses less digits than its factorization.

101226772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200 (or 1198 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 101226772 is about 10061.1516239444. The cubic root of 101226772 is about 466.0492312923.

Adding to 101226772 its reverse (277622101), we get a palindrome (378848873).

The spelling of 101226772 in words is "one hundred one million, two hundred twenty-six thousand, seven hundred seventy-two".