102102151145 has 8 divisors (see below), whose sum is σ = 122668620480. Its totient is φ = 81584361520.

The previous prime is 102102151139. The next prime is 102102151153. The reversal of 102102151145 is 541151201201.

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 102102151145 - 2⁸ = 102102150889 is a prime.

It is a super-2 number, since 2×102102151145² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102102151145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12165311 + ... + 12173700.

It is an arithmetic number, because the mean of its divisors is an integer number (15333577560).

Almost surely, 2^102102151145 is an apocalyptic number.

It is an amenable number.

102102151145 is a deficient number, since it is larger than the sum of its proper divisors (20566469335).

102102151145 is an equidigital number, since it uses as much as digits as its factorization.

102102151145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24339855.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 102102151145 its reverse (541151201201), we get a palindrome (643253352346).

The spelling of 102102151145 in words is "one hundred two billion, one hundred two million, one hundred fifty-one thousand, one hundred forty-five".