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1222201010210 = 25703791736599
BaseRepresentation
bin10001110010010000110…
…110110110100000100010
311022211201021211021121212
4101302100312312200202
5130011031424311320
62333245453150122
7154205165114225
oct21622066664042
94284637737555
101222201010210
11431372675714
12178a5478b342
138b339c88a3b
1443224c715bc
1521bd3cc29c5
hex11c90db6822

1222201010210 has 16 divisors (see below), whose sum is σ = 2199994344000. Its totient is φ = 488873176176.

The previous prime is 1222201010167. The next prime is 1222201010213. The reversal of 1222201010210 is 120101022221.

It is not an unprimeable number, because it can be changed into a prime (1222201010213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164510 + ... + 1572089.

It is an arithmetic number, because the mean of its divisors is an integer number (137499646500).

Almost surely, 21222201010210 is an apocalyptic number.

1222201010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222201010210 is a deficient number, since it is larger than the sum of its proper divisors (977793333790).

1222201010210 is a wasteful number, since it uses less digits than its factorization.

1222201010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806985.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1222201010210 its reverse (120101022221), we get a palindrome (1342302032431).

It can be divided in two parts, 12 and 22201010210, that added together give a palindrome (22201010222).

The spelling of 1222201010210 in words is "one trillion, two hundred twenty-two billion, two hundred one million, ten thousand, two hundred ten".

Divisors: 1 2 5 10 70379 140758 351895 703790 1736599 3473198 8682995 17365990 122220101021 244440202042 611100505105 1222201010210