2123220011010 has 64 divisors (see below), whose sum is σ = 5830485103872. Its totient is φ = 484741103616.

The previous prime is 2123220010969. The next prime is 2123220011023. The reversal of 2123220011010 is 101100223212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5718847 + ... + 6078786.

It is an arithmetic number, because the mean of its divisors is an integer number (91101329748).

Almost surely, 2^{2123220011010} is an apocalyptic number.

2123220011010 is an abundant number, since it is smaller than the sum of its proper divisors (3707265092862).

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

2123220011010 is a wasteful number, since it uses less digits than its factorization.

2123220011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11798507.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2123220011010 its reverse (101100223212), we get a palindrome (2224320234222).

The spelling of 2123220011010 in words is "two trillion, one hundred twenty-three billion, two hundred twenty million, eleven thousand, ten".