203842222208372 has 36 divisors (see below), whose sum is σ = 392106068205348. Its totient is φ = 92654467699200.

The previous prime is 203842222208371. The next prime is 203842222208381. The reversal of 203842222208372 is 273802222248302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 166100440896016 + 37741781312356 = 12887996^2 + 6143434^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203842222208371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39530372 + ... + 44388452.

Almost surely, 2^{203842222208372} is an apocalyptic number.

203842222208372 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

203842222208372 is a deficient number, since it is larger than the sum of its proper divisors (188263845996976).

203842222208372 is a wasteful number, since it uses less digits than its factorization.

203842222208372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944800 (or 4944787 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 47.

The spelling of 203842222208372 in words is "two hundred three trillion, eight hundred forty-two billion, two hundred twenty-two million, two hundred eight thousand, three hundred seventy-two".