101009051 has 8 divisors (see below), whose sum is σ = 118668144. Its totient is φ = 84762720.

The previous prime is 101009047. The next prime is 101009057. The reversal of 101009051 is 150900101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101009051 - 2² = 101009047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101009057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353036 + ... + 353321.

It is an arithmetic number, because the mean of its divisors is an integer number (14833518).

Almost surely, 2^101009051 is an apocalyptic number.

101009051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101009051 is a deficient number, since it is larger than the sum of its proper divisors (17659093).

101009051 is a wasteful number, since it uses less digits than its factorization.

101009051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706381.

The product of its (nonzero) digits is 45, while the sum is 17.

The square root of 101009051 is about 10050.3259151134. The cubic root of 101009051 is about 465.7148614517.

Adding to 101009051 its reverse (150900101), we get a palindrome (251909152).

The spelling of 101009051 in words is "one hundred one million, nine thousand, fifty-one".