10203621123413 has 8 divisors (see below), whose sum is σ = 10370974098360. Its totient is φ = 10036270745280.

The previous prime is 10203621123401. The next prime is 10203621123419. The reversal of 10203621123413 is 31432112630201.

It can be written as a sum of positive squares in 4 ways, for example, as 80679857764 + 10122941265649 = 284042^2 + 3181657^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10203621123413 - 2⁶ = 10203621123349 is a prime.

It is a super-2 number, since 2×10203621123413² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203621123419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8270603 + ... + 9423911.

It is an arithmetic number, because the mean of its divisors is an integer number (1296371762295).

Almost surely, 2^{10203621123413} is an apocalyptic number.

It is an amenable number.

10203621123413 is a deficient number, since it is larger than the sum of its proper divisors (167352974947).

10203621123413 is a wasteful number, since it uses less digits than its factorization.

10203621123413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298407.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 10203621123413 its reverse (31432112630201), we get a palindrome (41635733753614).

The spelling of 10203621123413 in words is "ten trillion, two hundred three billion, six hundred twenty-one million, one hundred twenty-three thousand, four hundred thirteen".