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120210202020 = 2235292101103229
BaseRepresentation
bin110111111110100010…
…1100001110110100100
3102111021122200222110110
41233331011201312210
53432142302431040
6131120201453020
711453630600166
oct1577505416644
9374248628413
10120210202020
1146a87585aa7
121b36a1a1170
13b44990416c
145b65222936
1531d8677980
hex1bfd161da4

120210202020 has 288 divisors, whose sum is σ = 357016907520. Its totient is φ = 30214195200.

The previous prime is 120210202019. The next prime is 120210202037. The reversal of 120210202020 is 20202012021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 120210201987 and 120210202005.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 524935266 + ... + 524935494.

It is an arithmetic number, because the mean of its divisors is an integer number (1239642040).

Almost surely, 2120210202020 is an apocalyptic number.

120210202020 is a gapful number since it is divisible by the number (10) 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 120210202020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178508453760).

120210202020 is an abundant number, since it is smaller than the sum of its proper divisors (236806705500).

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

120210202020 is a wasteful number, since it uses less digits than its factorization.

120210202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 120210202020 its reverse (20202012021), we get a palindrome (140412214041).

The spelling of 120210202020 in words is "one hundred twenty billion, two hundred ten million, two hundred two thousand, twenty".