10203621123382 has 4 divisors (see below), whose sum is σ = 15305431685076. Its totient is φ = 5101810561690.

The previous prime is 10203621123379. The next prime is 10203621123383. The reversal of 10203621123382 is 28332112630201.

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

It is a super-2 number, since 2×10203621123382² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203621123383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550905280844 + ... + 2550905280847.

It is an arithmetic number, because the mean of its divisors is an integer number (3826357921269).

Almost surely, 2^{10203621123382} is an apocalyptic number.

10203621123382 is a deficient number, since it is larger than the sum of its proper divisors (5101810561694).

10203621123382 is an equidigital number, since it uses as much as digits as its factorization.

10203621123382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101810561693.

The product of its (nonzero) digits is 20736, while the sum is 34.

Adding to 10203621123382 its reverse (28332112630201), we get a palindrome (38535733753583).

The spelling of 10203621123382 in words is "ten trillion, two hundred three billion, six hundred twenty-one million, one hundred twenty-three thousand, three hundred eighty-two".