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10221220201022 = 261891382968071
BaseRepresentation
bin1001010010111101000000…
…1100110000001000111110
31100012010202102001211200222
42110233100030300020332
52314431024332413042
633423321433421342
72103313236130505
oct224572014601076
940163672054628
1010221220201022
113290882378336
121190b35b6a852
13591b1a89a55c
142749d15a383c
1512ad2630e2d2
hex94bd033023e

10221220201022 has 32 divisors (see below), whose sum is σ = 15759634622400. Its totient is φ = 4969915948800.

The previous prime is 10221220201021. The next prime is 10221220201103. The reversal of 10221220201022 is 22010202212201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221220201021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150121247 + ... + 150189317.

It is an arithmetic number, because the mean of its divisors is an integer number (492488581950).

Almost surely, 210221220201022 is an apocalyptic number.

10221220201022 is a deficient number, since it is larger than the sum of its proper divisors (5538414421378).

10221220201022 is a wasteful number, since it uses less digits than its factorization.

10221220201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82052.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10221220201022 its reverse (22010202212201), we get a palindrome (32231422413223).

The spelling of 10221220201022 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, two hundred one thousand, twenty-two".

Divisors: 1 2 61 89 122 178 5429 10858 13829 27658 68071 136142 843569 1230781 1687138 2461562 4152331 6058319 8304662 12116638 75077641 150155282 369557459 739114918 941353859 1882707718 57422585399 83780493451 114845170798 167560986902 5110610100511 10221220201022