10120221111010 has 8 divisors (see below), whose sum is σ = 18216397999836. Its totient is φ = 4048088444400.

The previous prime is 10120221111001. The next prime is 10120221111037. The reversal of 10120221111010 is 1011112202101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10096232986849 + 23988124161 = 3177457^2 + 154881^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506011055541 + ... + 506011055560.

Almost surely, 2^{10120221111010} is an apocalyptic number.

10120221111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10120221111010 is a deficient number, since it is larger than the sum of its proper divisors (8096176888826).

10120221111010 is a wasteful number, since it uses less digits than its factorization.

10120221111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012022111108.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10120221111010 its reverse (1011112202101), we get a palindrome (11131333313111).

The spelling of 10120221111010 in words is "ten trillion, one hundred twenty billion, two hundred twenty-one million, one hundred eleven thousand, ten".