10203221221310 has 64 divisors (see below), whose sum is σ = 20645780867712. Its totient is φ = 3602272498176.

The previous prime is 10203221221309. The next prime is 10203221221343. The reversal of 10203221221310 is 1312212230201.

It is a super-2 number, since 2×10203221221310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7881212 + ... + 9084048.

It is an arithmetic number, because the mean of its divisors is an integer number (322590326058).

Almost surely, 2^{10203221221310} is an apocalyptic number.

10203221221310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10203221221310 is an abundant number, since it is smaller than the sum of its proper divisors (10442559646402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10203221221310 is a wasteful number, since it uses less digits than its factorization.

10203221221310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205717.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10203221221310 its reverse (1312212230201), we get a palindrome (11515433451511).

The spelling of 10203221221310 in words is "ten trillion, two hundred three billion, two hundred twenty-one million, two hundred twenty-one thousand, three hundred ten".