1011531342430 has 32 divisors (see below), whose sum is σ = 2080932638400. Its totient is φ = 346799385600.

The previous prime is 1011531342293. The next prime is 1011531342461. The reversal of 1011531342430 is 342431351101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2075796 + ... + 2516344.

It is an arithmetic number, because the mean of its divisors is an integer number (65029144950).

Almost surely, 2^{1011531342430} is an apocalyptic number.

1011531342430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011531342430 is an abundant number, since it is smaller than the sum of its proper divisors (1069401295970).

1011531342430 is a wasteful number, since it uses less digits than its factorization.

1011531342430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473364.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1011531342430 its reverse (342431351101), we get a palindrome (1353962693531).

The spelling of 1011531342430 in words is "one trillion, eleven billion, five hundred thirty-one million, three hundred forty-two thousand, four hundred thirty".