101213223030 has 64 divisors (see below), whose sum is σ = 270717580800. Its totient is φ = 26908627680.

The previous prime is 101213223029. The next prime is 101213223047. The reversal of 101213223030 is 30322312101.

It is a super-2 number, since 2×101213223030² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101213222994 and 101213223012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 476890 + ... + 655629.

It is an arithmetic number, because the mean of its divisors is an integer number (4229962200).

Almost surely, 2^101213223030 is an apocalyptic number.

101213223030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101213223030 is an abundant number, since it is smaller than the sum of its proper divisors (169504357770).

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

101213223030 is a wasteful number, since it uses less digits than its factorization.

101213223030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132866 (or 1132860 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 101213223030 its reverse (30322312101), we get a palindrome (131535535131).

The spelling of 101213223030 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-three thousand, thirty".