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122213692140 = 22352518115119
BaseRepresentation
bin111000111010010000…
…0001111001011101100
3102200110021121211020020
41301310200033023230
54000243201122030
6132051051322140
711554366146231
oct1616440171354
9380407554206
10122213692140
1147915496861
121b829150350
13b6a8a00c87
145cb5349788
1532a44c9510
hex1c7480f2ec

122213692140 has 48 divisors (see below), whose sum is σ = 343561720320. Its totient is φ = 32460472000.

The previous prime is 122213692127. The next prime is 122213692169. The reversal of 122213692140 is 41296312221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4042500 + ... + 4072619.

It is an arithmetic number, because the mean of its divisors is an integer number (7157535840).

Almost surely, 2122213692140 is an apocalyptic number.

122213692140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122213692140 is an abundant number, since it is smaller than the sum of its proper divisors (221348028180).

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

122213692140 is a wasteful number, since it uses less digits than its factorization.

122213692140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8115382 (or 8115380 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 122213692140 in words is "one hundred twenty-two billion, two hundred thirteen million, six hundred ninety-two thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 251 502 753 1004 1255 1506 2510 3012 3765 5020 7530 15060 8115119 16230238 24345357 32460476 40575595 48690714 81151190 97381428 121726785 162302380 243453570 486907140 2036894869 4073789738 6110684607 8147579476 10184474345 12221369214 20368948690 24442738428 30553423035 40737897380 61106846070 122213692140