202221012211012 has 6 divisors (see below), whose sum is σ = 353886771369278. Its totient is φ = 101110506105504.

The previous prime is 202221012211003. The next prime is 202221012211021. The reversal of 202221012211012 is 210112210122202.

It is an interprime number because it is at equal distance from previous prime (202221012211003) and next prime (202221012211021).

It can be written as a sum of positive squares in only one way, i.e., 138398425089796 + 63822587121216 = 11764286^2 + 7988904^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25277626526373 + ... + 25277626526380.

Almost surely, 2^{202221012211012} is an apocalyptic number.

It is an amenable number.

202221012211012 is a deficient number, since it is larger than the sum of its proper divisors (151665759158266).

202221012211012 is a wasteful number, since it uses less digits than its factorization.

202221012211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50555253052757 (or 50555253052755 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202221012211012 its reverse (210112210122202), we get a palindrome (412333222333214).

The spelling of 202221012211012 in words is "two hundred two trillion, two hundred twenty-one billion, twelve million, two hundred eleven thousand, twelve".