2302120545 has 16 divisors (see below), whose sum is σ = 3698073792. Its totient is φ = 1222904000.

The previous prime is 2302120507. The next prime is 2302120559. The reversal of 2302120545 is 5450212032.

It is not a de Polignac number, because 2302120545 - 2¹³ = 2302112353 is a prime.

It is a super-2 number, since 2×2302120545² = 10599518007422194050, which contains 22 as substring.

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, 301962 + ... + 309491.

It is an arithmetic number, because the mean of its divisors is an integer number (231129612).

Almost surely, 2^2302120545 is an apocalyptic number.

It is an amenable number.

2302120545 is a deficient number, since it is larger than the sum of its proper divisors (1395953247).

2302120545 is a wasteful number, since it uses less digits than its factorization.

2302120545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611712.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2302120545 is about 47980.4183495726. The cubic root of 2302120545 is about 1320.4116685463.

Adding to 2302120545 its reverse (5450212032), we get a palindrome (7752332577).

The spelling of 2302120545 in words is "two billion, three hundred two million, one hundred twenty thousand, five hundred forty-five".