133311302142 has 32 divisors (see below), whose sum is σ = 274604500512. Its totient is φ = 43113590784.

The previous prime is 133311302141. The next prime is 133311302143. The reversal of 133311302142 is 241203113331.

It is an interprime number because it is at equal distance from previous prime (133311302141) and next prime (133311302143).

It is a super-2 number, since 2×133311302142² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133311302141) 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, 772203 + ... + 928934.

It is an arithmetic number, because the mean of its divisors is an integer number (8581390641).

Almost surely, 2^133311302142 is an apocalyptic number.

133311302142 is an abundant number, since it is smaller than the sum of its proper divisors (141293198370).

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

133311302142 is a wasteful number, since it uses less digits than its factorization.

133311302142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701532.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 133311302142 its reverse (241203113331), we get a palindrome (374514415473).

The spelling of 133311302142 in words is "one hundred thirty-three billion, three hundred eleven million, three hundred two thousand, one hundred forty-two".