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2222020212000 = 25353331559421
BaseRepresentation
bin100000010101011010101…
…110011011010100100000
321212102102102001012120220
4200111122232123110200
5242401144133241000
64420440524403040
7316351506111621
oct40253256332440
97772372035526
102222020212000
117873985331a6
122ba7860a6480
131316c6961294
1479791293a48
153cbee7241a0
hex2055ab9b520

2222020212000 has 192 divisors, whose sum is σ = 7301343224448. Its totient is φ = 590747520000.

The previous prime is 2222020211891. The next prime is 2222020212031. The reversal of 2222020212000 is 2120202222.

It is a super-4 number, since 4×22220202120004 (a number of 50 digits) contains 4444 as substring.

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

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, 3692290 + ... + 4251710.

It is an arithmetic number, because the mean of its divisors is an integer number (38027829294).

Almost surely, 22222020212000 is an apocalyptic number.

2222020212000 is a gapful number since it is divisible by the number (20) 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 2222020212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3650671612224).

2222020212000 is an abundant number, since it is smaller than the sum of its proper divisors (5079323012448).

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

2222020212000 is a wasteful number, since it uses less digits than its factorization.

2222020212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559780 (or 559762 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2222020212000 its reverse (2120202222), we get a palindrome (2224140414222).

The spelling of 2222020212000 in words is "two trillion, two hundred twenty-two billion, twenty million, two hundred twelve thousand".