220105561502 has 16 divisors (see below), whose sum is σ = 334861692000. Its totient is φ = 108495145440.

The previous prime is 220105561477. The next prime is 220105561523. The reversal of 220105561502 is 205165501022.

It is a super-2 number, since 2×220105561502² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 2493449 + ... + 2580212.

It is an arithmetic number, because the mean of its divisors is an integer number (20928855750).

Almost surely, 2^220105561502 is an apocalyptic number.

220105561502 is a deficient number, since it is larger than the sum of its proper divisors (114756130498).

220105561502 is a wasteful number, since it uses less digits than its factorization.

220105561502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073971.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 220105561502 in words is "two hundred twenty billion, one hundred five million, five hundred sixty-one thousand, five hundred two".