1011430401330 has 64 divisors (see below), whose sum is σ = 2446656720768. Its totient is φ = 267587166720.

The previous prime is 1011430401307. The next prime is 1011430401349. The reversal of 1011430401330 is 331040341101.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1011430401297 and 1011430401306.

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, 1675045 + ... + 2197415.

It is an arithmetic number, because the mean of its divisors is an integer number (38229011262).

Almost surely, 2^{1011430401330} is an apocalyptic number.

1011430401330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011430401330 is an abundant number, since it is smaller than the sum of its proper divisors (1435226319438).

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

1011430401330 is a wasteful number, since it uses less digits than its factorization.

1011430401330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522891.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1011430401330 its reverse (331040341101), we get a palindrome (1342470742431).

The spelling of 1011430401330 in words is "one trillion, eleven billion, four hundred thirty million, four hundred one thousand, three hundred thirty".