11023212029 has 8 divisors (see below), whose sum is σ = 11720070648. Its totient is φ = 10331735040.

The previous prime is 11023212023. The next prime is 11023212073. The reversal of 11023212029 is 92021232011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4006636804 + 7016575225 = 63298^2 + 83765^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11023212029 is a prime.

It is a super-2 number, since 2×11023212029² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023211995 and 11023212013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023212023) 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, 1341182 + ... + 1349375.

It is an arithmetic number, because the mean of its divisors is an integer number (1465008831).

Almost surely, 2^11023212029 is an apocalyptic number.

It is an amenable number.

11023212029 is a deficient number, since it is larger than the sum of its proper divisors (696858619).

11023212029 is a wasteful number, since it uses less digits than its factorization.

11023212029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690815.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 11023212029 in words is "eleven billion, twenty-three million, two hundred twelve thousand, twenty-nine".