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122010221002 = 285771184493
BaseRepresentation
bin111000110100001100…
…0000011100111001010
3102122221002202102022011
41301220120003213022
53444334104033002
6132014542250134
711546345524015
oct1615030034712
9378832672264
10122010221002
114782065299a
121b790b8694a
13b6757cca57
145c9630237c
1532916d68d7
hex1c686039ca

122010221002 has 8 divisors (see below), whose sum is σ = 183228887556. Its totient is φ = 60933925152.

The previous prime is 122010220999. The next prime is 122010221033. The reversal of 122010221002 is 200122010221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89832677841 + 32177543161 = 299721^2 + 179381^2 .

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, 35590533 + ... + 35593960.

Almost surely, 2122010221002 is an apocalyptic number.

122010221002 is a deficient number, since it is larger than the sum of its proper divisors (61218666554).

122010221002 is an equidigital number, since it uses as much as digits as its factorization.

122010221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71185352.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122010221002 its reverse (200122010221), we get a palindrome (322132231223).

The spelling of 122010221002 in words is "one hundred twenty-two billion, ten million, two hundred twenty-one thousand, two".

Divisors: 1 2 857 1714 71184493 142368986 61005110501 122010221002