1011123030210 has 64 divisors (see below), whose sum is σ = 2557791561600. Its totient is φ = 255104059392.

The previous prime is 1011123030193. The next prime is 1011123030227. The reversal of 1011123030210 is 120303211101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011123030193) and next prime (1011123030227).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1011123030210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 740175 + ... + 1603154.

It is an arithmetic number, because the mean of its divisors is an integer number (39965493150).

Almost surely, 2^{1011123030210} is an apocalyptic number.

1011123030210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011123030210 is an abundant number, since it is smaller than the sum of its proper divisors (1546668531390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011123030210 is a wasteful number, since it uses less digits than its factorization.

1011123030210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344115.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1011123030210 its reverse (120303211101), we get a palindrome (1131426241311).

The spelling of 1011123030210 in words is "one trillion, eleven billion, one hundred twenty-three million, thirty thousand, two hundred ten".