10551322231155 has 64 divisors (see below), whose sum is σ = 19586674437120. Its totient is φ = 5379071563008.

The previous prime is 10551322231141. The next prime is 10551322231211. The reversal of 10551322231155 is 55113222315501.

10551322231155 is a `hidden beast` number, since 1 + 0 + 5 + 51 + 322 + 231 + 1 + 55 = 666.

It is not a de Polignac number, because 10551322231155 - 2⁴ = 10551322231139 is a prime.

It is a super-2 number, since 2×10551322231155² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3459007 + ... + 5750423.

It is an arithmetic number, because the mean of its divisors is an integer number (306041788080).

Almost surely, 2^{10551322231155} is an apocalyptic number.

10551322231155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10551322231155 is a deficient number, since it is larger than the sum of its proper divisors (9035352205965).

10551322231155 is a wasteful number, since it uses less digits than its factorization.

10551322231155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292937 (or 2292931 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

Adding to 10551322231155 its reverse (55113222315501), we get a palindrome (65664544546656).

The spelling of 10551322231155 in words is "ten trillion, five hundred fifty-one billion, three hundred twenty-two million, two hundred thirty-one thousand, one hundred fifty-five".