1101400331331 has 32 divisors (see below), whose sum is σ = 1510184010240. Its totient is φ = 713705900544.

The previous prime is 1101400331267. The next prime is 1101400331399. The reversal of 1101400331331 is 1331330041011.

It is not a de Polignac number, because 1101400331331 - 2⁶ = 1101400331267 is a prime.

It is a super-2 number, since 2×1101400331331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101400331298 and 1101400331307.

It is not an unprimeable number, because it can be changed into a prime (1101400331431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42155490 + ... + 42181608.

It is an arithmetic number, because the mean of its divisors is an integer number (47193250320).

Almost surely, 2^{1101400331331} is an apocalyptic number.

1101400331331 is a deficient number, since it is larger than the sum of its proper divisors (408783678909).

1101400331331 is a wasteful number, since it uses less digits than its factorization.

1101400331331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28635.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1101400331331 its reverse (1331330041011), we get a palindrome (2432730372342).

The spelling of 1101400331331 in words is "one trillion, one hundred one billion, four hundred million, three hundred thirty-one thousand, three hundred thirty-one".