11342322142420 has 48 divisors (see below), whose sum is σ = 23869803495888. Its totient is φ = 4527232286720.

The previous prime is 11342322142409. The next prime is 11342322142483. The reversal of 11342322142420 is 2424122324311.

It can be written as a sum of positive squares in 8 ways, for example, as 959264784 + 11341362877636 = 30972^2 + 3367694^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48576192 + ... + 48809128.

It is an arithmetic number, because the mean of its divisors is an integer number (497287572831).

Almost surely, 2^{11342322142420} is an apocalyptic number.

11342322142420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11342322142420 is an abundant number, since it is smaller than the sum of its proper divisors (12527481353468).

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

11342322142420 is a wasteful number, since it uses less digits than its factorization.

11342322142420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238140 (or 238138 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 11342322142420 its reverse (2424122324311), we get a palindrome (13766444466731).

The spelling of 11342322142420 in words is "eleven trillion, three hundred forty-two billion, three hundred twenty-two million, one hundred forty-two thousand, four hundred twenty".