142423203011 has 2 divisors, whose sum is σ = 142423203012. Its totient is φ = 142423203010.

The previous prime is 142423202993. The next prime is 142423203037. The reversal of 142423203011 is 110302324241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142423203011 - 2²² = 142419008707 is a prime.

It is a super-2 number, since 2×142423203011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142423206011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71211601505 + 71211601506.

It is an arithmetic number, because the mean of its divisors is an integer number (71211601506).

Almost surely, 2^142423203011 is an apocalyptic number.

142423203011 is a deficient number, since it is larger than the sum of its proper divisors (1).

142423203011 is an equidigital number, since it uses as much as digits as its factorization.

142423203011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 142423203011 its reverse (110302324241), we get a palindrome (252725527252).

The spelling of 142423203011 in words is "one hundred forty-two billion, four hundred twenty-three million, two hundred three thousand, eleven".