2102314551 has 8 divisors (see below), whose sum is σ = 2803523184. Its totient is φ = 1401324480.

The previous prime is 2102314549. The next prime is 2102314567. The reversal of 2102314551 is 1554132012.

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 2102314551 - 2¹ = 2102314549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102314531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30696 + ... + 71741.

It is an arithmetic number, because the mean of its divisors is an integer number (350440398).

Almost surely, 2^2102314551 is an apocalyptic number.

2102314551 is a deficient number, since it is larger than the sum of its proper divisors (701208633).

2102314551 is a wasteful number, since it uses less digits than its factorization.

2102314551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109281.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2102314551 is about 45851.0038167105. The cubic root of 2102314551 is about 1281.0494630073.

Adding to 2102314551 its reverse (1554132012), we get a palindrome (3656446563).

The spelling of 2102314551 in words is "two billion, one hundred two million, three hundred fourteen thousand, five hundred fifty-one".