102451101 has 8 divisors (see below), whose sum is σ = 136781280. Its totient is φ = 68210832.

The previous prime is 102451093. The next prime is 102451103. The reversal of 102451101 is 101154201.

It is a happy number.

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

It is not a de Polignac number, because 102451101 - 2³ = 102451093 is a prime.

It is a super-2 number, since 2×102451101² = 20992456192224402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102451103) 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, 19771 + ... + 24408.

It is an arithmetic number, because the mean of its divisors is an integer number (17097660).

Almost surely, 2^102451101 is an apocalyptic number.

It is an amenable number.

102451101 is a deficient number, since it is larger than the sum of its proper divisors (34330179).

102451101 is an equidigital number, since it uses as much as digits as its factorization.

102451101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44955.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 102451101 is about 10121.8131280912. The cubic root of 102451101 is about 467.9206482089.

It can be divided in two parts, 1024 and 51101, that added together give a palindrome (52125).

The spelling of 102451101 in words is "one hundred two million, four hundred fifty-one thousand, one hundred one".