1355211410020 has 24 divisors (see below), whose sum is σ = 3064862727864. Its totient is φ = 500385751296.

The previous prime is 1355211409997. The next prime is 1355211410089. The reversal of 1355211410020 is 200141125531.

It can be written as a sum of positive squares in 4 ways, for example, as 102123706624 + 1253087703396 = 319568^2 + 1119414^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2606175529 + ... + 2606176048.

It is an arithmetic number, because the mean of its divisors is an integer number (127702613661).

Almost surely, 2^{1355211410020} is an apocalyptic number.

1355211410020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1355211410020 is an abundant number, since it is smaller than the sum of its proper divisors (1709651317844).

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

1355211410020 is a wasteful number, since it uses less digits than its factorization.

1355211410020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5212351599 (or 5212351597 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 1355211410020 its reverse (200141125531), we get a palindrome (1555352535551).

The spelling of 1355211410020 in words is "one trillion, three hundred fifty-five billion, two hundred eleven million, four hundred ten thousand, twenty".