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2210231022020 = 225715787364443
BaseRepresentation
bin100000001010011100000…
…010001111000111000100
321211021222210121022012222
4200022130002033013010
5242203023120201040
64411211025231512
7315453404464430
oct40123402170704
97737883538188
102210231022020
1178239887828a
122b8435a92598
1313056839a218
1478d9366d9c0
153c75e745bb5
hex2029c08f1c4

2210231022020 has 24 divisors (see below), whose sum is σ = 5304554453184. Its totient is φ = 757793493216.

The previous prime is 2210231022019. The next prime is 2210231022031. The reversal of 2210231022020 is 202201320122.

It is a self number, because there is not a number n which added to its sum of digits gives 2210231022020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7893682082 + ... + 7893682361.

It is an arithmetic number, because the mean of its divisors is an integer number (221023102216).

Almost surely, 22210231022020 is an apocalyptic number.

2210231022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210231022020 is an abundant number, since it is smaller than the sum of its proper divisors (3094323431164).

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

2210231022020 is a wasteful number, since it uses less digits than its factorization.

2210231022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15787364459 (or 15787364457 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2210231022020 its reverse (202201320122), we get a palindrome (2412432342142).

The spelling of 2210231022020 in words is "two trillion, two hundred ten billion, two hundred thirty-one million, twenty-two thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 15787364443 31574728886 63149457772 78936822215 110511551101 157873644430 221023102202 315747288860 442046204404 552557755505 1105115511010 2210231022020