1303213020100 has 36 divisors (see below), whose sum is σ = 2828236711300. Its totient is φ = 521236460160.

The previous prime is 1303213020041. The next prime is 1303213020101. The reversal of 1303213020100 is 10203123031.

It can be written as a sum of positive squares in 6 ways, for example, as 233990843076 + 1069222177024 = 483726^2 + 1034032^2 .

It is not an unprimeable number, because it can be changed into a prime (1303213020101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474946 + ... + 1682854.

Almost surely, 2^{1303213020100} is an apocalyptic number.

1303213020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303213020100 is an abundant number, since it is smaller than the sum of its proper divisors (1525023691200).

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

1303213020100 is a wasteful number, since it uses less digits than its factorization.

1303213020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218712 (or 1218705 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1303213020100 its reverse (10203123031), we get a palindrome (1313416143131).

The spelling of 1303213020100 in words is "one trillion, three hundred three billion, two hundred thirteen million, twenty thousand, one hundred".