101299050 has 36 divisors (see below), whose sum is σ = 272157990. Its totient is φ = 27012960.

The previous prime is 101299043. The next prime is 101299057. The reversal of 101299050 is 50992101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101299043) and next prime (101299057).

It can be written as a sum of positive squares in 3 ways, for example, as 47320641 + 53978409 = 6879^2 + 7347^2 .

It is a super-2 number, since 2×101299050² = 20522995061805000, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101299057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 112105 + ... + 113004.

Almost surely, 2^101299050 is an apocalyptic number.

101299050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101299050 is an abundant number, since it is smaller than the sum of its proper divisors (170858940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101299050 is a wasteful number, since it uses less digits than its factorization.

101299050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225127 (or 225119 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 101299050 is about 10064.7429177302. The cubic root of 101299050 is about 466.1601278188.

It can be divided in two parts, 101 and 299050, that added together give a triangular number (299151 = T₇₇₃).

The spelling of 101299050 in words is "one hundred one million, two hundred ninety-nine thousand, fifty".