101011002210 has 40 divisors (see below), whose sum is σ = 271607363676. Its totient is φ = 26936267040.

The previous prime is 101011002167. The next prime is 101011002217. The reversal of 101011002210 is 12200110101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 95913470601 + 5097531609 = 309699^2 + 71397^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101011002192 and 101011002201.

It is not an unprimeable number, because it can be changed into a prime (101011002217) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62351661 + ... + 62353280.

Almost surely, 2^101011002210 is an apocalyptic number.

101011002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101011002210 is an abundant number, since it is smaller than the sum of its proper divisors (170596361466).

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

101011002210 is a wasteful number, since it uses less digits than its factorization.

101011002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124704960 (or 124704951 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101011002210 its reverse (12200110101), we get a palindrome (113211112311).

The spelling of 101011002210 in words is "one hundred one billion, eleven million, two thousand, two hundred ten".