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1021121002 = 211535471601
BaseRepresentation
bin111100110111010…
…001000111101010
32122011102022200101
4330313101013222
54042401333002
6245154100014
734206246106
oct7467210752
92564368611
101021121002
1148443a360
12245b7a60a
13133723915
1499888906
155e9a4587
hex3cdd11ea

1021121002 has 32 divisors (see below), whose sum is σ = 1706629824. Its totient is φ = 454272000.

The previous prime is 1021120987. The next prime is 1021121033. The reversal of 1021121002 is 2001211201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021121002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637002 + ... + 638602.

It is an arithmetic number, because the mean of its divisors is an integer number (53332182).

Almost surely, 21021121002 is an apocalyptic number.

1021121002 is a deficient number, since it is larger than the sum of its proper divisors (685508822).

1021121002 is a wasteful number, since it uses less digits than its factorization.

1021121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1021121002 is about 31954.9839931113. The cubic root of 1021121002 is about 1006.9913412381.

Adding to 1021121002 its reverse (2001211201), we get a palindrome (3022332203).

It can be divided in two parts, 10211 and 21002, that added together give a palindrome (31213).

The spelling of 1021121002 in words is "one billion, twenty-one million, one hundred twenty-one thousand, two".

Divisors: 1 2 11 22 53 106 547 583 1094 1166 1601 3202 6017 12034 17611 28991 35222 57982 84853 169706 318901 637802 875747 933383 1751494 1866766 9633217 19266434 46414591 92829182 510560501 1021121002