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2002220211210 = 235311214600237
BaseRepresentation
bin11101001000101101100…
…111111101110000001010
321002102002011120021011220
4131020231213331300022
5230301021333224320
64131450211502510
7264440611663032
oct35105547756012
97072064507156
102002220211210
1170215612538a
122840635b7a36
13116a6852130b
146cc9d6ac8c2
1537137d8ce40
hex1d22d9fdc0a

2002220211210 has 32 divisors (see below), whose sum is σ = 4820779746432. Its totient is φ = 532208585280.

The previous prime is 2002220211191. The next prime is 2002220211217. The reversal of 2002220211210 is 121120222002.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2002220211210.

It is not an unprimeable number, because it can be changed into a prime (2002220211217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107290789 + ... + 107309448.

It is an arithmetic number, because the mean of its divisors is an integer number (150649367076).

Almost surely, 22002220211210 is an apocalyptic number.

2002220211210 is an abundant number, since it is smaller than the sum of its proper divisors (2818559535222).

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

2002220211210 is a wasteful number, since it uses less digits than its factorization.

2002220211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214600558.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002220211210 its reverse (121120222002), we get a palindrome (2123340433212).

The spelling of 2002220211210 in words is "two trillion, two billion, two hundred twenty million, two hundred eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 311 622 933 1555 1866 3110 4665 9330 214600237 429200474 643800711 1073001185 1287601422 2146002370 3219003555 6438007110 66740673707 133481347414 200222021121 333703368535 400444042242 667406737070 1001110105605 2002220211210