203142151453251 has 16 divisors (see below), whose sum is σ = 278995392512928. Its totient is φ = 131395004294400.

The previous prime is 203142151453237. The next prime is 203142151453291. The reversal of 203142151453251 is 152354151241302.

It is not a de Polignac number, because 203142151453251 - 2¹⁴ = 203142151436867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203142151453291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4562304276 + ... + 4562348801.

It is an arithmetic number, because the mean of its divisors is an integer number (17437212032058).

Almost surely, 2^{203142151453251} is an apocalyptic number.

203142151453251 is a deficient number, since it is larger than the sum of its proper divisors (75853241059677).

203142151453251 is a wasteful number, since it uses less digits than its factorization.

203142151453251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9124653302.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 203142151453251 in words is "two hundred three trillion, one hundred forty-two billion, one hundred fifty-one million, four hundred fifty-three thousand, two hundred fifty-one".