133031132121002 has 4 divisors (see below), whose sum is σ = 199546698181506. Its totient is φ = 66515566060500.

The previous prime is 133031132120963. The next prime is 133031132121011. The reversal of 133031132121002 is 200121231130331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 128206954768201 + 4824177352801 = 11322851^2 + 2196401^2 .

It is a super-2 number, since 2×133031132121002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33257783030249 + ... + 33257783030252.

Almost surely, 2^{133031132121002} is an apocalyptic number.

133031132121002 is a deficient number, since it is larger than the sum of its proper divisors (66515566060504).

133031132121002 is an equidigital number, since it uses as much as digits as its factorization.

133031132121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66515566060503.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 133031132121002 its reverse (200121231130331), we get a palindrome (333152363251333).

The spelling of 133031132121002 in words is "one hundred thirty-three trillion, thirty-one billion, one hundred thirty-two million, one hundred twenty-one thousand, two".