111321444133402 has 4 divisors (see below), whose sum is σ = 166982166200106. Its totient is φ = 55660722066700.

The previous prime is 111321444133399. The next prime is 111321444133409. The reversal of 111321444133402 is 204331444123111.

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., 96662737821841 + 14658706311561 = 9831721^2 + 3828669^2 .

It is a super-2 number, since 2×111321444133402² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111321444133409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27830361033349 + ... + 27830361033352.

Almost surely, 2^{111321444133402} is an apocalyptic number.

111321444133402 is a deficient number, since it is larger than the sum of its proper divisors (55660722066704).

111321444133402 is an equidigital number, since it uses as much as digits as its factorization.

111321444133402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55660722066703.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 111321444133402 its reverse (204331444123111), we get a palindrome (315652888256513).

The spelling of 111321444133402 in words is "one hundred eleven trillion, three hundred twenty-one billion, four hundred forty-four million, one hundred thirty-three thousand, four hundred two".