153421004212 has 192 divisors, whose sum is σ = 338765414400. Its totient is φ = 59364264960.

The previous prime is 153421004207. The next prime is 153421004287. The reversal of 153421004212 is 212400124351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 140366338 + ... + 140367430.

It is an arithmetic number, because the mean of its divisors is an integer number (1764403200).

Almost surely, 2^153421004212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153421004212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169382707200).

153421004212 is an abundant number, since it is smaller than the sum of its proper divisors (185344410188).

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

153421004212 is a wasteful number, since it uses less digits than its factorization.

153421004212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 153421004212 its reverse (212400124351), we get a palindrome (365821128563).

The spelling of 153421004212 in words is "one hundred fifty-three billion, four hundred twenty-one million, four thousand, two hundred twelve".