2145322413102 has 32 divisors (see below), whose sum is σ = 4680756653184. Its totient is φ = 650090311200.

The previous prime is 2145322413097. The next prime is 2145322413131. The reversal of 2145322413102 is 2013142235412.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2145322413102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9419652 + ... + 9644712.

It is an arithmetic number, because the mean of its divisors is an integer number (146273645412).

Almost surely, 2^{2145322413102} is an apocalyptic number.

2145322413102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2145322413102 is an abundant number, since it is smaller than the sum of its proper divisors (2535434240082).

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

2145322413102 is a wasteful number, since it uses less digits than its factorization.

2145322413102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369504.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 2145322413102 its reverse (2013142235412), we get a palindrome (4158464648514).

The spelling of 2145322413102 in words is "two trillion, one hundred forty-five billion, three hundred twenty-two million, four hundred thirteen thousand, one hundred two".