10203012144202 has 4 divisors (see below), whose sum is σ = 15304518216306. Its totient is φ = 5101506072100.

The previous prime is 10203012144191. The next prime is 10203012144233. The reversal of 10203012144202 is 20244121030201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10130591413881 + 72420730321 = 3182859^2 + 269111^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550753036049 + ... + 2550753036052.

Almost surely, 2^{10203012144202} is an apocalyptic number.

10203012144202 is a deficient number, since it is larger than the sum of its proper divisors (5101506072104).

10203012144202 is an equidigital number, since it uses as much as digits as its factorization.

10203012144202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101506072103.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 10203012144202 its reverse (20244121030201), we get a palindrome (30447133174403).

The spelling of 10203012144202 in words is "ten trillion, two hundred three billion, twelve million, one hundred forty-four thousand, two hundred two".