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122022334420 = 22571109378571
BaseRepresentation
bin111000110100100011…
…0010000111111010100
3102122221221112211210021
41301221012100333110
53444400204200140
6132020054034524
711546553505060
oct1615106207724
9378857484707
10122022334420
1147827476988
121b795048a44
13b67818155c
145c97b76aa0
1532927cab4a
hex1c69190fd4

122022334420 has 48 divisors (see below), whose sum is σ = 292883730048. Its totient is φ = 41831925120.

The previous prime is 122022334417. The next prime is 122022334433. The reversal of 122022334420 is 24433220221.

It is a congruent number.

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, 1513735 + ... + 1592305.

It is an arithmetic number, because the mean of its divisors is an integer number (6101744376).

Almost surely, 2122022334420 is an apocalyptic number.

122022334420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122022334420 is an abundant number, since it is smaller than the sum of its proper divisors (170861395628).

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

122022334420 is a wasteful number, since it uses less digits than its factorization.

122022334420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89680 (or 89678 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 122022334420 its reverse (24433220221), we get a palindrome (146455554641).

The spelling of 122022334420 in words is "one hundred twenty-two billion, twenty-two million, three hundred thirty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 11093 22186 44372 55465 77651 78571 110930 155302 157142 221860 310604 314284 388255 392855 549997 776510 785710 1099994 1553020 1571420 2199988 2749985 5499970 10999940 871588103 1743176206 3486352412 4357940515 6101116721 8715881030 12202233442 17431762060 24404466884 30505583605 61011167210 122022334420