1011433332420 has 108 divisors (see below), whose sum is σ = 3568914789804. Its totient is φ = 231184759680.

The previous prime is 1011433332419. The next prime is 1011433332457. The reversal of 1011433332420 is 242333341101.

It is a happy number.

1011433332420 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 4 + 333 + 324 + 2 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 531126118656 + 480307213764 = 728784^2 + 693042^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 57328671 + ... + 57346310.

It is an arithmetic number, because the mean of its divisors is an integer number (33045507313).

Almost surely, 2^{1011433332420} is an apocalyptic number.

1011433332420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011433332420 is an abundant number, since it is smaller than the sum of its proper divisors (2557481457384).

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

1011433332420 is a wasteful number, since it uses less digits than its factorization.

1011433332420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114675010 (or 114674998 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1011433332420 its reverse (242333341101), we get a palindrome (1253766673521).

The spelling of 1011433332420 in words is "one trillion, eleven billion, four hundred thirty-three million, three hundred thirty-two thousand, four hundred twenty".