1011352215423 has 32 divisors (see below), whose sum is σ = 1472806748160. Its totient is φ = 612212459360.

The previous prime is 1011352215397. The next prime is 1011352215521. The reversal of 1011352215423 is 3245122531101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1011352215423 - 2¹² = 1011352211327 is a prime.

It is a super-3 number, since 3×1011352215423³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011352225423) 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, 142862998 + ... + 142870076.

It is an arithmetic number, because the mean of its divisors is an integer number (46025210880).

Almost surely, 2^{1011352215423} is an apocalyptic number.

1011352215423 is a deficient number, since it is larger than the sum of its proper divisors (461454532737).

1011352215423 is a wasteful number, since it uses less digits than its factorization.

1011352215423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11627.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 1011352215423 its reverse (3245122531101), we get a palindrome (4256474746524).

The spelling of 1011352215423 in words is "one trillion, eleven billion, three hundred fifty-two million, two hundred fifteen thousand, four hundred twenty-three".