10203220952437 has 2 divisors, whose sum is σ = 10203220952438. Its totient is φ = 10203220952436.

The previous prime is 10203220952401. The next prime is 10203220952513. The reversal of 10203220952437 is 73425902230201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10055437602961 + 147783349476 = 3171031^2 + 384426^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203220952437 - 2¹¹ = 10203220950389 is a prime.

It is a super-3 number, since 3×10203220952437³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10203220952437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10203220953437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101610476218 + 5101610476219.

It is an arithmetic number, because the mean of its divisors is an integer number (5101610476219).

Almost surely, 2^{10203220952437} is an apocalyptic number.

It is an amenable number.

10203220952437 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203220952437 is an equidigital number, since it uses as much as digits as its factorization.

10203220952437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 10203220952437 in words is "ten trillion, two hundred three billion, two hundred twenty million, nine hundred fifty-two thousand, four hundred thirty-seven".