12203153545 has 16 divisors (see below), whose sum is σ = 15979803840. Its totient is φ = 8872372800.

The previous prime is 12203153467. The next prime is 12203153569. The reversal of 12203153545 is 54535130221.

It is not a de Polignac number, because 12203153545 - 2²¹ = 12201056393 is a prime.

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, 163426 + ... + 226084.

It is an arithmetic number, because the mean of its divisors is an integer number (998737740).

Almost surely, 2^12203153545 is an apocalyptic number.

It is an amenable number.

12203153545 is a deficient number, since it is larger than the sum of its proper divisors (3776650295).

12203153545 is a wasteful number, since it uses less digits than its factorization.

12203153545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66216.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 12203153545 its reverse (54535130221), we get a palindrome (66738283766).

The spelling of 12203153545 in words is "twelve billion, two hundred three million, one hundred fifty-three thousand, five hundred forty-five".