11401021123304 has 32 divisors (see below), whose sum is σ = 21618480744000. Its totient is φ = 5636101080192.

The previous prime is 11401021123301. The next prime is 11401021123309. The reversal of 11401021123304 is 40332112010411.

It is a self number, because there is not a number n which added to its sum of digits gives 11401021123304.

It is not an unprimeable number, because it can be changed into a prime (11401021123301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10861127 + ... + 11864489.

It is an arithmetic number, because the mean of its divisors is an integer number (675577523250).

Almost surely, 2^{11401021123304} is an apocalyptic number.

It is an amenable number.

11401021123304 is a deficient number, since it is larger than the sum of its proper divisors (10217459620696).

11401021123304 is a wasteful number, since it uses less digits than its factorization.

11401021123304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019417 (or 1019413 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11401021123304 its reverse (40332112010411), we get a palindrome (51733133133715).

The spelling of 11401021123304 in words is "eleven trillion, four hundred one billion, twenty-one million, one hundred twenty-three thousand, three hundred four".