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122020132210 = 2512202013221
BaseRepresentation
bin111000110100011110…
…1110111010101110010
3102122221210101221220221
41301220331313111302
53444344123212320
6132015534523254
711546526003454
oct1615075672562
9378853357827
10122020132210
1147826202379
121b79436652a
13b677890082
145c977622d4
1532924e33aa
hex1c68f77572

122020132210 has 8 divisors (see below), whose sum is σ = 219636237996. Its totient is φ = 48808052880.

The previous prime is 122020132187. The next prime is 122020132249. The reversal of 122020132210 is 12231020221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 112446879561 + 9573252649 = 335331^2 + 97843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6101006601 + ... + 6101006620.

Almost surely, 2122020132210 is an apocalyptic number.

122020132210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122020132210 is a deficient number, since it is larger than the sum of its proper divisors (97616105786).

122020132210 is a wasteful number, since it uses less digits than its factorization.

122020132210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12202013228.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 122020132210 its reverse (12231020221), we get a palindrome (134251152431).

The spelling of 122020132210 in words is "one hundred twenty-two billion, twenty million, one hundred thirty-two thousand, two hundred ten".

Divisors: 1 2 5 10 12202013221 24404026442 61010066105 122020132210