234220223302142 has 32 divisors (see below), whose sum is σ = 438023008281600. Its totient is φ = 91254471518880.

The previous prime is 234220223302081. The next prime is 234220223302147. The reversal of 234220223302142 is 241203322022432.

It is a super-2 number, since 2×234220223302142² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234220223302099 and 234220223302108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234220223302147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124441484 + ... + 126309632.

It is an arithmetic number, because the mean of its divisors is an integer number (13688219008800).

Almost surely, 2^{234220223302142} is an apocalyptic number.

234220223302142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

234220223302142 is a deficient number, since it is larger than the sum of its proper divisors (203802784979458).

234220223302142 is a wasteful number, since it uses less digits than its factorization.

234220223302142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2682296.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 234220223302142 its reverse (241203322022432), we get a palindrome (475423545324574).

The spelling of 234220223302142 in words is "two hundred thirty-four trillion, two hundred twenty billion, two hundred twenty-three million, three hundred two thousand, one hundred forty-two".