193029301212 has 96 divisors (see below), whose sum is σ = 512427116544. Its totient is φ = 56023142400.

The previous prime is 193029301207. The next prime is 193029301259. The reversal of 193029301212 is 212103920391.

It is a super-2 number, since 2×193029301212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 153768 + ... + 640080.

It is an arithmetic number, because the mean of its divisors is an integer number (5337782464).

Almost surely, 2^193029301212 is an apocalyptic number.

193029301212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 193029301212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256213558272).

193029301212 is an abundant number, since it is smaller than the sum of its proper divisors (319397815332).

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

193029301212 is a wasteful number, since it uses less digits than its factorization.

193029301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486459 (or 486457 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The spelling of 193029301212 in words is "one hundred ninety-three billion, twenty-nine million, three hundred one thousand, two hundred twelve".