1020002221210 has 16 divisors (see below), whose sum is σ = 2098290283776. Its totient is φ = 349715047248.

The previous prime is 1020002221171. The next prime is 1020002221211. The reversal of 1020002221210 is 121222000201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1020002221211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7285730082 + ... + 7285730221.

It is an arithmetic number, because the mean of its divisors is an integer number (131143142736).

Almost surely, 2^{1020002221210} is an apocalyptic number.

1020002221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020002221210 is an abundant number, since it is smaller than the sum of its proper divisors (1078288062566).

1020002221210 is a wasteful number, since it uses less digits than its factorization.

1020002221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14571460317.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020002221210 its reverse (121222000201), we get a palindrome (1141224221411).

The spelling of 1020002221210 in words is "one trillion, twenty billion, two million, two hundred twenty-one thousand, two hundred ten".