11020423131642 has 8 divisors (see below), whose sum is σ = 22040846263296. Its totient is φ = 3673474377212.

The previous prime is 11020423131631. The next prime is 11020423131661. The reversal of 11020423131642 is 24613132402011.

It is a sphenic number, since it is the product of 3 distinct primes.

11020423131642 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918368594298 + ... + 918368594309.

It is an arithmetic number, because the mean of its divisors is an integer number (2755105782912).

Almost surely, 2^{11020423131642} is an apocalyptic number.

11020423131642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11020423131642 is a wasteful number, since it uses less digits than its factorization.

11020423131642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836737188612.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 11020423131642 its reverse (24613132402011), we get a palindrome (35633555533653).

The spelling of 11020423131642 in words is "eleven trillion, twenty billion, four hundred twenty-three million, one hundred thirty-one thousand, six hundred forty-two".