142420011073 has 2 divisors, whose sum is σ = 142420011074. Its totient is φ = 142420011072.

The previous prime is 142420011049. The next prime is 142420011137. The reversal of 142420011073 is 370110024241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134888721984 + 7531289089 = 367272^2 + 86783^2 .

It is a cyclic number.

It is not a de Polignac number, because 142420011073 - 2⁹ = 142420010561 is a prime.

It is a super-2 number, since 2×142420011073² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142420011373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71210005536 + 71210005537.

It is an arithmetic number, because the mean of its divisors is an integer number (71210005537).

Almost surely, 2^142420011073 is an apocalyptic number.

It is an amenable number.

142420011073 is a deficient number, since it is larger than the sum of its proper divisors (1).

142420011073 is an equidigital number, since it uses as much as digits as its factorization.

142420011073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The spelling of 142420011073 in words is "one hundred forty-two billion, four hundred twenty million, eleven thousand, seventy-three".