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122130221002 = 2253124126871
BaseRepresentation
bin111000110111110000…
…1110100011111001010
3102200020110120001100121
41301233201310133022
54000110314033002
6132034510253454
711552333515156
oct1615741643712
9380213501317
10122130221002
1147882364749
121b8051b728a
13b69462697a
145ca821c066
15329bedc237
hex1c6f8747ca

122130221002 has 8 divisors (see below), whose sum is σ = 183267719712. Its totient is φ = 61040981100.

The previous prime is 122130220997. The next prime is 122130221021. The reversal of 122130221002 is 200122031221.

It is a happy number.

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, 12058374 + ... + 12068497.

It is an arithmetic number, because the mean of its divisors is an integer number (22908464964).

Almost surely, 2122130221002 is an apocalyptic number.

122130221002 is a deficient number, since it is larger than the sum of its proper divisors (61137498710).

122130221002 is a wasteful number, since it uses less digits than its factorization.

122130221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24129404.

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

Adding to 122130221002 its reverse (200122031221), we get a palindrome (322252252223).

The spelling of 122130221002 in words is "one hundred twenty-two billion, one hundred thirty million, two hundred twenty-one thousand, two".

Divisors: 1 2 2531 5062 24126871 48253742 61065110501 122130221002